grinding
问题描述：
grinding
答
磨时间的事
答
麻烦的琐事
答
苦差事
比如：An otherwise pleasure had become a grinding chore. 本是件乐事却变成了一桩苦差事
答
（一个）磨时间的活儿
答
苦差事
An otherwise pleasure had become a grinding chore.本是件乐事却变成了一桩苦差事.