Ring closure
[化] 闭环作用
🧩 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
There are several tours of the Grand Canyon.
到大峡谷有好几个旅游团。
It seems like I always have bills to pay and he never has any!
我看来好像老是有账单，然而他却完全没有。
It blesses those who give it, and those who receive it.
它不但赐福施予的人，而且赐福于受施的人。