释义
- 1. positive and negative
Usage notes
Collocations
Often used in pairs like 正负极 (zhèng fù jí) for positive/negative poles, or in formal contexts with 电荷 (diànhè) for electric charge.
Common mistakes
Do not use 正负 to mean 'pros and cons'; that is 利弊 (lì bì) or 优缺点 (yōu quē diǎn).
例句
显示 1 条电池有 正负 两极。
The battery has positive and negative poles.
AI 生成的例句会用此图标标注。