来自史文波的问题
physicalexercise和physicalexercises的区别是?何时用physicalexercise,何时用physicalexercises?
physicalexercise和physicalexercises的区别是?何时用physicalexercise,何时用physicalexercises?


physicalexercise和physicalexercises的区别是?何时用physicalexercise,何时用physicalexercises?
physicalexercise和physicalexercises的区别是?何时用physicalexercise,何时用physicalexercises?
physicalexercise和physicalexercises都可指体育运动!因为exercise做运动讲的时候既可做可数名词,也可以做不可数名词!
而physicalexercise还有另外一个意思就是指身体检查!exercise有检查的意思.
至于怎么用,就看上下文的意思咯!