Valve ring
[化] 阀环
🧩 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;
ring
[riŋ]
n. 戒指，指环;铃声，钟声;环形物;拳击场;
vt. 形成环状;环绕;使（例如铃）响;打电话给;
vi. 按铃，敲钟;回响;成环形;
🗣️ 情景例句
I have worked hard at my major subject.
我对主修课特别用功。
Poverty is the mother of all arts.
贫困乃一切艺术之源。
Other experiments showed that her knees and shoulders had a similar sensitivity.
其他实验表明，她的膝盖和双肩有类似的感觉能力，