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exercise作为锻炼可数吗

exercise作为锻炼可数吗

exercise泛指“锻炼”时,做不可数名词;

exercise表示“体操”或“练习(题)”时是可数名词;

exercise

n. (身体或脑力的)活动,锻炼,运动;(保持健康或培养技能的)一套动作,训练活动;习题;练习;

v. 行使;使用;运用;锻炼;训练;操练;锻炼(身体某部位)

I don\'t get much exercise sitting in the office all day.

我整天坐在办公室很少运动。

The mind needs exercise as well as the body.

大脑同身体一样需要锻炼。

This exercise will work the muscles of the lower back.

这样的运动可以锻炼腰部的`肌肉。

It should not be forgotten that people used to get much more exercise.

不应忘记的是,人们过去的锻炼要多得多。

For maximum effect do the exercises every day.

每天锻炼以取得最佳效果。