Covalent ring structure
[化] 共价环状结构
🧩 词语组成解析
a. 共有原子价的, 共价的
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
I have a complaint I would like to make.
我有些怨言。
Old wood is best to burn,old horse to ride.
老柴好烧，老马好骑。
I'd like to cash a traveler's check please.
我想兑换旅行支票。