Return-circuit ring
[化] 反向导流器
🧩 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;
🗣️ 情景例句
He's quite a man.
他是个了不起的人。
This has been a very confusing time in my life.
现在，是我的人生中最混乱茫然的时期。
He made up his mind to once again ask for her hand in marriage.
他下决心再一次向他求婚。