collision
n.
early 15c., from Middle French collision (15c.), from Latin collisionem (nominative collisio) "a dashing together," noun of action from collidere (see collide).
| 词汇 | collision | 
| 词根词缀 | Online Etymology Dictionary collision n. early 15c., from Middle French collision (15c.), from Latin collisionem (nominative collisio) "a dashing together," noun of action from collidere (see collide). | 
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