complain of的用法和樣例：
例句
- They complain of being in a catch-22 situation.
他們抱怨他們處在一種擺脫不了的困境。 - I am tired of his everlasting complaints.
我厭倦了他不斷的抱怨。 - It does not become you to complain.
發牢騷同你的身分可不大相稱。 - Of course, they all call me a grouch.
他們大家當然說我愛發牢騷。 - He sat in a corner of the room canting and whining.
他坐在房間的一個角落里一邊哀求一邊訴苦。 - Never complain to your old lover.
永遠不向從前的戀人訴苦。
