Retro
n. 制动火箭, 减速火箭；（服装式样等）重新流行
🗣️ 情景例句
We're already scheduled elsewhere.
我们已经有其他安排了。
I'm going to show him how to write.
我正要指点他如何写字。
I have the right to know.
我有权知道。