视频对话:...Hold your ground!坚守岗位!Why are they fleeing?他们为什么要逃跑?Cowards!胆小鬼!本期学习词汇: fleevi.逃走,逃掉;消失vt.逃离,逃避例句:1. He slammed the bedroom door behind him and fled.他把卧室房门重重地关上,然后逃跑了。2. He fled to Costa Rica to avoid military service.他逃到了哥斯达黎加以逃避服兵役。3. The enemy plane flee with the tail between its leg.敌机夹著尾巴逃跑了。