Covalent
a. 共有原子价的, 共价的
🗣️ 情景例句
It is for me,
对我来说当然足够，
Although my career as an international businessman is limited.
虽然，作为一个国际商人，我的事业是有局限性的。
Old women in black shawls peered at us from doorways.
披黑纱巾的老妇人站在门口偷偷地瞅着我们。