Vacuum pressure valves
[化] 呼吸阀
🧩 词语组成解析
n. 阀门；真空管；瓣膜（valve的复数）
🗣️ 情景例句
so they're angry at me.
所以他们生我的气。
I'm always tired when I come home from work.
当我完成工作回家时，我总是疲倦的。
We certainly expect our product to be available by October 1.
我们的产品在可在10月1日前准备好。