释义
n. 冲击,冲突,影响 v. 挤入,撞击,对...发生影响
例句
1. It's difficult to assess the impact of the President's speech. 总统讲话的巨大影响很难估计. 2. The front of the car crumpled on impact. 汽车的前部被撞扁了。
