Hepa
[医][=high efficiency particle arrestor]高效粒子阻拦装置
🗣️ 情景例句
You might want to read up a little on the culture before you get there.
去那儿之前，你应该读一些关于那边文化方面的书。
You made me feel ashamed of myself.
你让我感到羞愧。
Supper's ready, now!
晚餐现在准备好了。