動詞 do by:

1. interact in a certain way
   同義詞：treat, handle

1. Because he did not get as much as he expected to under his father's will, he felt himself hard done by.
   由于按照他父親的遺囑，他沒有得到他所希望的那樣多，他就感到受到不平等的對待。
2. My advice is disregarded, he still do by himself.
   不顧我的勸告，他還是自行其事。
3. She complains that her daughter has been hard done by.
   她抱怨女兒受到不公平的對待。
4. Get this job do by five o'clock will be a cinch.
   5點之前做完這項工作是輕而易舉的事。