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
Right.
对。
Youth looks forward and age backward.
青年人向前看，老年人向后看。
And, though the gleams blind and dazzle, yet do they convey a hint of beauty and serenity greater than we have known or imagined.
虽然这光芒令人眼花缭乱，但它确实给予我们一种不曾经历和无法想象的美感和静谧的启示。