Airpack
n. (消防队员、搜索队员用的)氧气背包
🗣️ 情景例句
What's the exchange rate today?
今天的兑换比率是多少？
That's fine. Fill out this form and let me see your credit card, please.
好极了，请填一下这张表，再给我看一看你的信用卡。
I wanted to get my ball.
我是想捡回我的球。