Spherical valve
[化] 球阀; 截止阀
🧩 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;
🗣️ 情景例句
Please go over the draft of the contract.
请再看一下草案吧。
Now it is the child's turn to make a good home for his children.
现在轮到孩子们自己为其儿女建造美好的家庭了。
He goes home early everyday for fear that his wife would be angry.
他每天很早就回家，免得老婆生气。