Retromotor
制动发动机
🗣️ 情景例句
Let's get engaged.
我们订婚吗？
A new bicycle is out of the question - we can't afford it.
买新自行车的事谈不上 —— 我们买不起。
This is a rare occurrence as our climate seldom guest to extremes.
但是在我们这里，气候很少发生异常，河水极少泛滥。