阮一峰的网络日志

一、计算器功能

举例:

其他例子：

• 5+2*2
• 2^20
• sqrt(-4)
• half a cup in teaspoons（半杯等于多少茶匙？）
• 160 pounds * 4000 feet in Calories（160磅的体重步行4000英尺会消耗多少卡路里？）

更详细的说明，请看这里。

二、定义功能

举例:

三、常规应用的延伸

1、搜索某美国公司的信息。

To find listings for a US business, type the business name into the Google search box, along with the city and state. Or type the business name and zip code. Entering the phone number with area code will also return a complete business listing.

2、搜索某个美国人的信息。

To find listings for a US residence, type any of the following combinations into the Google search box:

• first name (or first initial), last name, city (state is optional)
• first name (or first initial), last name, state
• first name (or first initial), last name, area code
• first name (or first initial), last name, zip code
• phone number, including area code
• last name, city, state
• last name, zip code

3、搜索快递包裹的信息

•	UPS tracking numbers	example search: "1Z9999W999999999"
•	FedEx tracking numbers	example search: "999999999999"
•	USPS tracking numbers	example search: "9999 9999 9999 9999 9999 99"

4、搜索车牌

•

Vehicle ID (VIN) numbers

example search: "AAAAA999A9AA99999"

5、搜索商品条纹码

•

UPC codes

example search: "073333531084"

6、搜索电话区号

•

Telephone area codes

example search: "650"

7、搜索专利号

•

Patent numbers

example search: "patent 5123123" Remember to put the word "patent" before your patent number.

8、搜索美国民航飞机在FAA（联邦航空管理局）的登记号

•

FAA airplane registration numbers

example search: "n199ua" An airplane's FAA registration number is typically printed on its tail.

9、搜索电工产品认证号码

•

FCC equipment IDs

example search: "fcc B4Z-34009-PIR" Remember to put the word "fcc" before the equipment ID.

四、查询股票和互助基金

输入其在交易所的证券简写即可。

举例:

五、搜索美国地图

　

To use Google to find street maps, enter a U.S. street address, including zip code or city/ state (e.g. 165 University Ave Palo Alto CA), in the Google search box. Often, the street address and city name will be enough.

　

举例:

六、旅行信息

1、机场的天气和延误情况

To see delays and weather conditions at a particular airport, type the airport's three letter code followed by the word "airport." For example, San Francisco International Airport updates can be found by searching for "sfo airport."

举例:

2、航班的情况

To check the status of a U.S. flight, type the name of the airline followed by the flight number. For example, to see the status for United Airlines flight 11 search for "United 11."

举例:

七、链接某个网址的所有网站

举例:

　

Google的搜索语法，请看这里。　

Google的书籍全文搜索功能的使用方法，请看这里。

Google的logo欣赏，请看这里。