1.
China's four major styles of cooking -- Guandong, Shandong, Sichuan and Huaiyang
中国四大菜系-- 广东、山东、四川及淮杨
2.
Firm Position of a World Center of Finance,Trade, Information and Tourism Hong Kong is
四大“中心”地位牢固
3.
The country is divided into four regions.
整个国家分为四大地区，
4.
I am a freshman( sophomore, junior, senior).
我是大一（二，大三，大四）生。
5.
(4) Most of northeastern China;
四、东北的大部分；
6.
Mark IV block [public housing]
第四型大厦〔公屋〕
7.
What's on the fourth floor, Daming?
四楼有什么，大明？
8.
four times as great or many.
四倍一样大的或者和四倍一样多的。
9.
Four avenues radiate from the square.
四条林荫大道从那广场向四方延伸。
10.
To exterminate the four pests also calls for the free airing of views, great debate and big-character posters.
除四害也要搞大鸣、大放、大辩论、大字报。
11.
I am a freshman (sophomore, junior, senior).
我是大一（大二，大三，大四）学生。
12.
Inside the hall there are four electric lamps.
大厅里有四盏电灯。
13.
Most stools have four legs.
大多数凳子有四条腿。
14.
With my nose and four big feet.
用我的鼻子和四只大脚。
15.
quadraphonic amplifier
四声道立体声放大器
16.
the Fourth Session of the Ninth National People's Congress
九届全国人大四次会议
17.
It poured for four days.
下了四天倾盆大雨。
18.
four jaw large hole chuck
大通孔四爪单动卡盘