treadmill
柯林斯词典
1. N-COUNT You can refer to a task or a job as a treadmill when you have to keep doing it although it is unpleasant and exhausting. 单调的工作
He exhausted himself on an endless treadmill to pay for rent and food. 为了支付房租和食物，他精力全都耗在了一份没完没了的单调工作上。
2. N-COUNT A treadmill is a piece of equipment, for example, an exercise machine, consisting of a wheel with steps around its edge or a continuous moving belt. The weight of a person or animal walking on it causes the wheel or belt to turn. 踏车
返回 treadmill
treadmill /ˈtrɛdˌmɪl/ (treadmills)
剑桥词典
treadmill noun (REPEATED WORK)
[ 单数名词 ]any type of repeated work that is boring and makes you feel tired and seems to have no positive effect and no end
繁重无聊的重复性工作
There were days when having kids seemed like an endless treadmill of feeding , washing , and nappy-changing. 过去养育孩子似乎就是永无休止的喂饭、洗衣和换尿布，繁重而又单调。
treadmill noun (EXERCISE MACHINE)
[ 可数名词：有复数形式的名词 ]an exercise machine that consists of a moving strip or two step-like parts on which you walk without moving forward
（锻炼用的）踏步机，跑步机
treadmill noun (WHEEL)
[ 可数名词：有复数形式的名词 ]a wide wheel turned by the weight of people climbing on steps around its edge , used in the past to provide power for machines or, more usually, as a punishment for prisoners
（过去通常用以惩罚犯人的）踏车 返回 treadmill