exercise作可数名词用，表示“练习，习题，体操，功课，操练”等，常用复数；
作不可数名词用，表示“锻炼，运动”；
例如：
You are weak because of the lack of exercise. 你身体弱是因为缺少锻炼。
扩展资料
exercise的用法例句
1. His exercise books were full of well deserved red ticks.
他的练习本上尽是些红钩钩，都是他应得的。
2. Swimming is probably the best form of exercise you can get.
游泳或许是现有的最佳锻炼方式。
3. A bit of exercise will help lift his spirits.
进行一点儿体育锻炼能帮助他改善情绪。
4. Lack of exercise can lead to feelings of depression and exhaustion.
缺乏锻炼会导致抑郁和疲劳。
5. Other amenities, less commonly available, include a library and exercise room.
还有一些不太常有的设施，包括图书馆和健身房。
6. Television broadcasters were warned to exercise caution over depicting scenes of violence.
电视台受到警告，要求对暴力场面的描绘采取谨慎态度。
标签：exercise,用法,总结
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