Covalent formula
[建] 共价式
🧩 词语组成解析
a. 共有原子价的, 共价的
formula
['fɔ:mjulə]
n. 公式，准则;客套话;方案;婴儿食品;
🗣️ 情景例句
Thank you very much.
非常感谢。
I'm no match for him.
我根本不是他的对手。
Dressed in dark glasses and old clothes, they had taken special precautions so that no one should recognize them.
他们戴着墨镜，穿着旧衣裳，特别小心以防别人认出他们。