Clack valve
止回阀
🧩 词语组成解析
clack
[[klæk]]
v. 噼啪响\\nn. 噼啪响
valve
[vælv]
n. 阀;真空管;（管乐器的）活栓;（心脏的）瓣膜;
vt. 装阀于;以活门调节;
🗣️ 情景例句
You'll be glad to hear that Bill is alive and kicking.
比尔现在精神饱满，你听了一定很高兴。
How much will that be altogether?
总共多少钱？
Even before India won independence from its British rulers, it was clear that Gandhi was the key figure and leader in the struggle of 380 million Indians to govern themselves.
甚至在印度从英国统治下获得独立之前，在3。8亿印度人民争取自治的斗争中，甘地很显然是位关键人物与领袖。