early 15c., "to drive away, remove," from Old French repeller or directly from Latin repellere "to drive back," from re- "back" (see re-) + pellere "to drive, strike" (see pulse (n.1)). Meaning "to affect (a person) with distaste or aversion" is from 1817. Related: Repelled; repelling.
例文
1. Like poles repel ，unlike poles attract.
同極は反発し、異極は吸引する。
2.They prepared to repel the invaders.
彼らは侵略軍を追い払う準備をしている。
3.Two like electric charges repel each other.
同性の電荷は互いに反発し合っている。
4.As these electrons are negatively charged they will attempt to repel each other.
これらの電子はすべて負に帯電しているため、互いに排斥されます。
5.We derive the important law：opposite charges attract，like charges repel .