Aetna
n. 酒精灯煮水器
🗣️ 情景例句
It's a piece of cake.
这是小菜一碟。
We have some reports to show you for background information.
我们还有一些报告向你介绍背景资料。
Is that the office manager over there?
在那边的那位是经理吧？