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
I feel that no other car comes close as far as luxury and reliability are concerned.
我觉得就豪华和可靠性而言，没有其它汽车能与其媲美。
It's hard sailing when there is no wind.
没有风难航行。
It looks as if she's gone away for a few days.
好象她要外出好几天了。