In order to obtain ideal information retrieval results, what factors should be considered when choosing a search engine?

The Google search engine is very popular among netizens because of its accurate and fast search services, and has become an indispensable tool for them to search for information. The Google search engine itself does not live up to the expectations of netizens, constantly launching new ones. Search function, in addition to commonly used search functions such as website content (site), web page link (inurl), web page title (intitle), various format files (filetype), and linked (link) to help people find information more accurately In addition, recently, a series of new search services have been launched. Generally speaking, these new search functions are more user-friendly and closer to people's daily lives and needs, so they are easily accepted and used by users.

1. Chinese Pinyin input search

In order to facilitate Chinese users to search online, Google allows users to directly enter Chinese Pinyin on the keyboard to search for related things, for example:

Enter shanghaishikebiao

Search result prompt: Are you looking for: Shanghai timetable

This is exactly the keyword we need to find, and users can browse related results accordingly. , which includes timetables for various means of transportation in the Shanghai area. If you need to find more detailed information "Shanghai flight timetable", just enter feijihangban in the middle of the original search result "Shanghai timetable", for example: Shanghai feijihangban timetable.

This new feature of Google can eliminate the need for users to convert between Chinese and Pinyin input. When users enter pinyin, do not leave spaces, otherwise Google will mistake it for English. Google maps pinyin to commonly used words or phrases one-to-one. Therefore, this method is not suitable for searching for words or phrases that are too rare.

2. Chinese-English dictionary

Users who often use computers will naturally have one or two dictionary software on hand for searching and translating the meanings of Chinese and English words. As a frequently used tool, Google also provides a Chinese-English dictionary, which is very convenient to use. Users can search for word meanings according to the following methods. To search for English word meanings in Chinese, enter fycomputer. To search for Chinese word meanings in English, enter translation computer.

3. Weather query

Weather conditions are also frequently inquired by people. One of the information, the weather query provided by Google comes from a Chinese weather website that is updated in a timely manner and is suitable for Chinese people. Users can query in both Chinese and English. For example, if you want to know the weather conditions in Athens during the Olympic Games, you can enter it as follows:

Athens weather athens tq In the returned query results, "Athens" will appear in the first item "Weather Forecast", users can see the weather conditions in Athens that day by clicking on it. If the place names are the same, the user needs to make another selection.

4. Stock query

There are already many websites for querying stocks. The stock query provided by Google is just more convenient. Users can follow the stock name, stock code or the initial consonant of the stock name. Alphabet query, the following is an example of querying the stock price of "China Unicom".

China Unicom stock zglt gp

gp 600050

5. Postal code and area code query

People often need to query postal code and telephone number Area code, Google provides such a practical function, whereby users can obtain the name of the province and city, postal code and long-distance area code they want to query. The following is an example of query:

Postcode Hangzhou

Area code Shaoxing

yb Hangzhou

qh Shaoxing

It should be noted that users can only query the city-level postal code and area code, but cannot further query the district County specific information. 6. Mobile phone location query

After entering the mobile phone number, the user can obtain information about the number segment, location, card type, postal code and telephone area code. However, from a practical point of view, only the mobile phone location is included. information is more useful.

7. Calculator use

Google has a calculator function. For example, enter 45*86+35/7 in the Google search box and you will get the results:

(45　*86)+(35/7)=3 875

Interested users, or users who often perform calculations on computers, may wish to give it a try.

8. Shopping search

Google’s new shopping search is called Froogle, and the URL is /

Users only need to enter the name of the product to see it Users can also search for pictures and prices of the product by limiting the price of one product, and sort the search results from high price to low price as needed. Many products can be ordered directly online. This search and shopping method with pictures and texts is more convenient. Favored by users.

9. Practical life information query in the United States

If users live in the United States or go to the United States for a short-term business trip or study, the following query functions may be helpful to them, because these search services currently USA only.

9.1 Area code query

The user enters the area code of the United States. The first item in the returned search results is the map of the area. The user can find a map by clicking continuously. Specific streets.

9.2 Barcode query

Users can find instructions about the product by entering the barcode of a product.

9.3 Aircraft Flight Query

Users enter the name and flight number of an airline to obtain the departure and destination of the flight, departure and arrival times, and actual navigation conditions , whether the ticket check-in is currently started, and the door number of the arrival terminal building.

9.4 License plate number query

Users enter the license plate number to get the name, model, year of manufacture, body and engine conditions of a car.

9.5 Email Query

Users enter an email number to learn the current status of the email, such as whether the email has arrived or is on the way.

10. Search toolbar

Google’s search toolbar is powerful, with drag-and-drop and right-click search functions, news reading, ad blocking, website ranking display and search term highlighting. Etc., the toolbar can be attached to the browser, making it more convenient to use. Users can first download and install a search toolbar on the Google website, and then set it in the toolbar options as needed. We recommend users to use this search toolbar, which will bring many unexpected conveniences to users.

10.1 Google News

Google’s news comes from 4,500 newspapers, magazines and news agencies. After selection, it continues to broadcast news from all over the world. Each news has an updated time. And connect relevant news. Users can use the free news notification service to receive news of interest to them via email.

10.2 Website Ranking

Google evaluates the importance of web pages by automatically calculating the Web link structure and many other variables. Based on this evaluation, the website ranking can show the importance of the website the user is visiting, which is displayed with a green line, which is intuitive and clear.

10.3 Search term indication

Search term indication uses bright colors to indicate the location of the words searched by the user on each web page, making it easier for users to check. Click "Search" The "Word Highlight" button turns the highlighting status on and off.

10.4 Drag-and-drop and right-click search

The drag-and-drop search function makes search more convenient. Users can drag and drop the words selected on the web page directly into the search box. Google will automatically search it. This feature can also be used for text in many word processing applications that run simultaneously with a Web browser. Right-click search means that users can select text on a web page, right-click the mouse, and then select "Google Search" from the pop-up menu to automatically search.