1、four:英[fɔː(r)] 美[fɔːr]。 　

2、num. 四。

3、This street is four times shorter than that one.这条街道比那条短四倍。

4、These four causes do not operate singly .这四个原因并不单个起作用。

5、They drew as many as four times that year .他们那一年四次打成平局。

6、You will need an injection every four hours .你要每隔四小时打一针。