Retroengine
n. [空]制动发动机
🗣️ 情景例句
I'm miss all of you. Let's get together soon.
我会相信你们，让我们在不久的将来再相聚。
Please estimate your living costs for this month.
请估计一下你这月的生活费用。
An old watch, by contrast,
然而一只老掉牙的手表，