名詞 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
   同義詞：treadwheel, tread-wheel
3. a job involving drudgery and confinement
   同義詞：salt mine

1. A dog formerly used in a treadmill to turn a roasting spit.
   轉叉狗過去用在踏車上轉動烤肉叉的狗
2. I can't get off the office treadmill.
   我無法擺脫單調的坐班工作。