O-ring closure
[化] 空心金属O型环密封
🧩 词语组成解析
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;
closure
['kləuʒə]
n. （永久的）停业，关闭;结束;[电]闭合;[数]闭包;
vt. 使结束，使终止;使停止辩论;
🗣️ 情景例句
Give it a try.
试试看。
Wash your mouth out with soap!
嘴巴放干净一点！
There is nothing secretive about the Ombudsman's work for his correspondence is open to public inspection.
司法特派员的工作没有什么秘密可言，他的信件是公开的，供公众监督。