参考词典中electric charge的常规释义：
基本释义
参考例句
- Particles with similar electric charges repel each other.
带有同性电荷之物体相斥。
英英解释
- the quantity of unbalanced electricity in a body (either positive or negative) and construed as an excess or deficiency of electrons
[同]
electric charge, charge
[例]
- the battery needed a fresh charge
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