搜索引擎的种类与使用技巧中英文翻译
一年级课程-个人工作经历范文
http: http:
搜索引擎的种类与使用技巧中英文翻译
The
kinds of search engines and the use skill
摘要
随着信息技术的发展,网络的迅速普及,搜索引擎在网络用户的生活中扮演着越来越
重要的地位,了解并
能熟练使用搜索引擎成为大众的必修课。对搜索引擎的基本知识和种类
作简要介绍,并结合亲身实践介绍
几种实用的搜索技巧。
Abstract] along with the
development of information technology, network
rapid popularization,
search engine plays a
more and more important in the life of network
user's position, understand
and familiar with
all the search engines become the compulsory
subject of the public. For a brief
introduction of the basic knowledge of the
search engine and type, and combining the personal
practice introduces several practical search
techniques.
[关键词]搜索引擎 种类 技巧
[key words] type search engine technique
一、搜索引擎概述
One, the summary of a
search engine
搜索引擎是指根据一定的策略、运用
特定的计算机程序搜集互联网上的信息,在对信息
进行组织和处理后,为用户提供检索服务的系统。它主
要是用于检索网站、网址、文献信息
等内容。随着网络技术的发展,各种搜索引擎层出不穷,目前流行的
搜索引擎主要是帮助用
户搜索表层信息,如google、百度、雅虎等。
Search
engine refers to according to certain strategy,
using specific computer program to collect
information on the Internet, in the
information organization and processing, to
provide users with
http: http:
retrieval service system. It is mainly used to
retrieve information content such as website,
website,
literature. With the development of
network technology, all kinds of search engines
emerge in
endlessly, the popular search engine
surface layer mainly is to help users search for
information,
such as Google, baidu, yahoo,
etc.
二、搜索引擎的分类
Second, the
classification of the search engine
目前,主流的搜索引擎有如下几类:
At present, the
mainstream search engine has the following
categories:
(一)全文索引
(a) a full-text
index
根据搜索结果来源的不同,全文搜索引擎可分为两类,一类拥有自己的检索程序(Indexer),俗称“蜘蛛”(Spider)程序或“机器人”(Robot)程序,能自建网页数
据库,搜
索结果直接从自身的数据库中调用,上面提到的Google和百度就属于此类;另一类则是租
用其他搜索引擎的数据库,并按自定的格式排列搜索结果,如Lycos搜索引擎。
According to different sources of search
results, the full text search engine can be
divided into two
categories, category own
retrieval program (Indexer), commonly known as
(spiders)
program or (Robot)can build web
databases, search results directly from its own
database calls, the above mentioned Google and
baidu is such; Another type of database is to rent
the other search engines, and follow the
format set the sort search results, such as search
engine
Lycos.
(二)目录索引
(2) indexes
目录索引虽然有搜索功能,但不能称为真正的搜索引擎,只是按目录分类的网站链接列
表而
已。用户完全可以按照分类目录找到所需要的信息,不依靠关键词进行查询。目录索引
中最具代表性的是
Yahoo、新浪分类目录搜索。
Indexes, although there is a
search feature, but cannot be called a real search
engine, just
http: http:
according to the catalogue list of web links.
Users can fully in accordance with the
classification
catalogue to find the
information they need to, don't rely on keywords
for the query. Indexes,
Yahoo, sina is the
most representative in catalog search.
(三)元搜索引擎
(3) the meta search engine
元搜索
引擎接受用户查询请求后,同时在多个搜索引擎上搜索,并将结果返回给用户。
著名的元搜索引擎有In
foSpace、Dogpile等。中文元搜索引擎中具代表性的是搜星搜索引擎。
在搜索结果排列方
面,有的直接按来源排列搜索结果,如Dogpile;有的则按自定的规则将
结果重新排列组合,如V
ivisimo。
Meta-search engine accept user query
requests after search on multiple search engines
at the same
time, and return the results to
the user. Famous metasearch engines have
InfoSpace, Dogpile, etc.
Chinese yuan search
engine search star is representative in search
engines. Arrange aspect in the
search results,
or just arrange the search results according to
the source, such as Dogpile; Others
according
to the set of rules will result to permutation and
combination, such as Vivisimo.
三、搜索引擎使用技巧
Three, search engines use skills
(一)关键词的选择
(a) selection of
keywords
目前搜索引擎不具备智能识别能力,较人脑而言还很“弱智”,往往不能很好
地把握用户
到底想要什么,只会在现成的数据库索引中查找相匹配的关键词。因此,选择合适的关键词<
br>是成功检索的第一步。关键词的选择虽然没有什么定式,不过也有一些规律可循,在提取关
键词时
力求做到规范,避免口语化,便能达到事半功倍的效果。此处用特殊实例来说明:
Current
search engines don't intelligent identification
ability, is in terms of the human brain is still
very
index that matches the keywords.
Therefore, choosing the right keywords is the
first step to
successful retrieval. What
keyword choice although there is no pattern, but
there are some rules to
http:
http:
follow, when extracting keywords to do
specifications, avoid colloquial, can achieve
twice the
result with half the effort. Here
use specific examples to illustrate:
1.使用特定
词汇。有时输入的关键词由于过泛而没有被收录在搜索引擎的数据库索引
中,这时可以选择与该主题相关
且更具体的词汇。例如,欲搜索某些期刊的投稿电子信箱,
一般策略是在搜索框内输入“xxx杂志编辑
部”,对知名度高、信息化程度高的期刊而言,一
般都能搜出相应的email,可信息化程度不高的期
刊就比较难。此时可以尝试如下两种方法
提高搜索效率:(1)同时输入两个关键词,缩小检索范围,即
“xxx杂志email”或“xxx杂志
电子信箱”;(2)关键词中加入电子信箱关键信息,即“x
xx杂志@”。因为任何电子信箱中均
有“@”,“@”成了查找电子信箱的关键符号。通过这两种方法
,很容易就能将期刊编辑部的
电子信箱搜到。
1. Use specific
words. Sometimes the input keywords because is too
generic and not included in
the search
engine's database index, then can choose and
associated with the topic more specific
words.
Contribute to search some journals, for example,
E-mail address, general strategy is the
search
input box editorial boardXXX, for journals of
high-profile, high
informationization degree,
usually can find out the corresponding email,
informatization level is
not high of journals
is relatively difficult. At this point you can try
the following two methods to
improve search
efficiency: (1) input two keywords at the same
time, narrowing the scope of
retrieval, namely
magazine emailor E-mail magazine(2) a keyword to
add
E-mail address information, namely
search the journal editorial office.
2.使用多个含义相近的关键词。对于热门信息来说,搜索时犯愁的是返回条目太多,
可对冷门事件或事
物来说往往恰恰相反。此时可使用同义关键词和关联关键词来检索,以达
到更全面的搜索结果。如:在学
术部门的年轻人想查阅申报课题的技巧时会发现相关结果少,
此时可用“报课题技巧”、“报项目技巧”
、“课题申报经验”、“课题申报指南”等关键词来检索。
2. The use of
multiple meanings similar keywords. When searching
for hot information about the
returned items
is too much, but is often the opposite for
unpopular events or things. At this point
can
be synonymous with keywords, and associated
keywords to retrieve, in order to achieve a
more comprehensive search results. Such as: in
the academic department of young people want to
refer to declare project skills will find
relevant results less, available at this time
topic
http: http:
skillsreport
project skillsto declare experienceapplication
guideas
keywords to retrieve.
(二)局限于某个具体网站或者网站频道
(2) is limited to a
specific web site or web channel
许多单位都会针对同一
热门事件在本单位网站发大量文件或文章。这些文章或文件往往
名称相同但具体内容和要求却不同。此时
,指定网站或频道的搜索功能能为我们提高搜索效
率。
Many units hot
events will be on the same site sends a large
number of documents or articles in
this unit.
These articles or documents tend to be the same
name but different contents and
requirements.
At this point, the specified website or channel
search functions can we improve the
search
efficiency.
(三)按文件类型查找
(3) search by
file type
如需要查找简历模版时可以构建如下检索式:“简历模版filetype:
If need to
find a resume template can build retrieval type as
follows:
doc”,此时能搜到word格式的简历模版。此处的filetype:
doc是限定检索文件的类型,
该字段必须在英文状态下录入,而“简历模版”是检索的关键词。两个字
段之间必须用空格隔
开。同理,如果需要检索市场营销的教案也可以构造“市场营销教案filetyp
e:ppt”的检索式,
检索结果为ppt格式的市场营销教案。该检索式支持txt,ppt,xls
,pdf,mp3,swf等常见
文件类型。
Doc
type, this
field must be in the English state entry, and the
templateis the keyword
retrieval. Must be
separated by a space between two fields. In the
same way, if you need to
retrieve the
marketing lesson plan can also construct the
lesson plan filetype: PPT
retrieval, the
retrieval results for PPT format of marketing
teaching plans. The retrieval type
support
TXT, PPT, XLS, PDF, mp3, common file types such as
SWF.
(四)巧用快照
(4) using a snapshot
有
时会搜到访问不了的“死链网页”和过期文件,而看其内容摘要很符合需要。此时可利用搜
索引擎提供的
网页快照功能查阅此类文献。
http: http:
Sometimes can't search to access the
need
to see its contents. At this point can use search
engines to provide web snapshot function
refer
to these documents.
(五)使用不同的搜索引擎
(5)
use different search engines
不同的搜索引擎,其信息覆盖范
围有差异,我们平时搜索信息时仅集中于某一家搜索引
擎是不明智的,因为再好的搜索引擎也有局限性,
而使用优秀的搜索引擎可以达到事半功倍
的效果。
Different search
engines, there are differences in the coverage
information, we usually search
information
only focused on one search engine is not sensible,
because it is a good search engine
also has
limitations, and using a good search engine can
achieve twice the result with half the
effort.
(六)留意搜索引擎返回的结果
(6) refer to the search
engine returns the results
由于竞价排名业务的推广,搜索引擎
返回的Web站点顺序会影响人们的访问。所以,
为了增加Web站点的点击率,一些Web站点会付费
给搜索引擎,以在相关Web站点列表中
显示在靠前的位置。好的搜索引擎会鉴别Web站点的内容,并
据此安排它们的顺序,但许
多搜索引擎无法鉴别。
Because the bidding
business promotion, search engine returned by the
Web site order will
influence people to visit.
So, in order to increase Web site hits, and some
of the Web site will be
paid search engine, in
the relevant Web site in the list displayed on the
front of the plane. Good
search engine will
identify the content of your Web site, and
accordingly their order, but many
search
engines can't identify.
四、结语
Four, conclusion
随着信息技术的发展,网络信息的高速膨胀,查找高相关的信息犹如大海捞针。为了提
http: http:
高检索质量,为了提高工作效率,我们应该对搜索引
擎多一些了解。俗话说“工欲善其事,
必先利其器”,只有熟练掌握搜索工具和灵活运用检索技巧才能在
网络检索中有的放矢、事
半功倍。
With the development of
information technology, the high-speed expansion
of the network
information, search relevant
information is like a needle in a haystack. In
order to improve the
quality of retrieval, in
order to improve the work efficiency, we should to
know more about search
engine. As the saying
goes,
tools and flexible use of retrieval
techniques to target in the network retrieval, get
twice the result
with half the effort.
参考文献:
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