exercise

运动、锻炼

Daily exercise has helped me sleep much better at night.

每天运动让我晚上睡得好多了。

练习、习题

The teacher asked us to finish the grammar exercises at home.

老师要我们回家把文法习题做完。

演习军事

Troops from three countries took part in the joint exercise.

三个国家的部队参与了这次联合演习。

行使、运用正式

The exercise of power should always come with accountability.

权力的行使必须伴随责任。

典礼、仪式美式，常用复数

The graduation exercises will be held in the main hall.

毕业典礼将在大礼堂举行。

运动、锻炼

She exercises for half an hour before going to work.

她上班前会运动半小时。

行使、运用正式

Please exercise caution when crossing the flooded road.

通过积水的道路时请多加小心。

训练、活动

He exercises the dog in the park every evening.

他每天傍晚都带狗去公园活动。