数字三的英文

　　The treatment should be repeated every two to three hours.

　　这种治疗方法应该每隔两到三小时重复一次。

　　Do it now please ─ not in three hours' time.

　　请现在就干，而不是三个小时之后。

　　There's room for three people in back.

　　后排有可容三人的空位。