He gripped his brother's arm lest he be trampled by the mob.他紧抓着他兄弟的胳膊，怕他让暴民踩着。They decided to retreat lest they would be between two fires.他们决定撤退,否则就要受两面夹击.Be careful lest you ( should ) fall from the tree.小心,不要从树上...
I was afraid to open the door lest he should follow me...我不敢开门，唯恐他还跟着我。I was told to beware lest I ( should ) injure him.有人关照我,要我小心别伤害他.Let me put down your telephone number lest I forget it.让我先记下你的电话号码, 以免忘了。The preside...