fall about one's ears1.■突然攻击：The boy fell about another boy's ears,it made us all surprised.这个男孩突然向另一个发起攻击，这使我们大家都很惊讶。2.■完全垮台，彻底崩溃：All our carefull plans fell about our ears when the government changed the tax laws.政府修改了税法以后，我们的精心计划一下子完全垮了。3.■彻底崩溃，完全垮台