Backing ring
[化] 垫环
🧩 词语组成解析
backing
[['bækiŋ]]
n. 后退, 衬背, 后援, 支持者\\n[化] 衬垫
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
Helen has told me all about you.
海伦对我将了好多你的事儿。
He took two weeks off in August.
他在八月份休假两星期。
Do you know what time the film begins?
你知道电影何时开始？