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
Let's have a talk about it in advance.
我们事先商量一下。
Michael must hold on to the driver of the motorcycle.
米高必须紧紧抓住机车的骑士。
but fearing that she would never see Rastus again -- the letter had made that quite clear -- she changed her mind.
但又害怕再也见不到拉斯特斯——这点，信上说得十分明白——于是便改变了主意。