前缀as-同ad-，在字母s开头词根前同化为as-. -sail来自词根sal, 跳，见salmon,鲑鱼，跳鱼。此处指攻击。

1. By 1000 BC waves of invaders began to assail the land.

到公元前约1000年,埃及遭受到蜂拥而来的入侵者的掠夺.

2. The opposition's newspapers assail the government each day.

反对党的报纸每天都对政府进行猛烈抨击。

3. Then doubts and fears did assail the very strongest.

那时,疑惑和恐惧的确困扰过意志最坚强的人.

4. You ought to assail all the difficulties that may come your way with great courage.

你应该勇敢地面对所有可能迎面而来的困难.

5. The doubts and fears didn't assail the very strongest.

疑惑和恐惧没有困扰最坚强的人.