tread-mill

英 [t'redm'ɪl] 美 [t'redm'ɪl]

• 踏旋器

英英释义

名词 treadmill:

1. an exercise device consisting of an endless belt on which a person can walk or jog without changing place

2. a mill that is powered by men or animals walking on a circular belt or climbing steps

3. a job involving drudgery and confinement