Klu
abbr. key and lamp unit 电键和信号灯部件
🗣️ 情景例句
Thank you, sir.
多谢，先生。
He that is full of himself is very empty.
自满的人是很空虚的。
It is one of the most unpleasant discoveries which we all make that we must decline in this way,
人人必然会衰老。