Servobrake
伺服[继动]制动器, 伺服[助力]刹车
🗣️ 情景例句
I'd like to give her a nice going-away present.
我很想送给她一件好的离别礼物。
He's acomposer of serious music.I like his music a lot.
他是严肃音乐作曲家，我很喜欢他的音乐。
But of course, he can learn by himself. He has a book and a dictionary.
但当然，他也可以自学。他有书和词典。