Valve casing
[机] 阀箱, 阀壳
🧩 词语组成解析
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;
casing
[['keisiŋ]]
n. 箱, 盒, 包装, 框, 套管\\n[化] 汽车外胎
🗣️ 情景例句
One apple. Two apples. Three apples. Four apples.
一个苹果。两个苹果。三个苹果。四个苹果。
A book that remains shut is but a block.
有书闭卷不阅读，无异是一块木头。
He will blame you for carelessness.
他会责备你的粗心大意。