at the cost of 和 for the sake of、 on the verge of 分别什么意思啊?

1 at the cost of
相关短语
At the Cost of Pain心痛的花费
at the cost of以…为代价
at the cost of his life以
at the expense of=at the cost of以…为代价
at the trifling cost of two cents per acre以美亩两美分这样低廉的价格
(At the Cost of Pain...心痛的花费
at the cost/expense of以……为代价；以…为代价
at the cost/price of
2for the sake of 为了…起见,看在…的份上 .
相关短语 相近的 or/in fear (of) 唯恐；以免为...而担心for the sake of 为了；为了...的好处,利益free of/from 不受...影响的；摆脱了...的 ...for the purpose of 为了……for the sake of 由于,为了；为了……的利益for want of 因缺乏 ..
3 on the verge of 濒临于；接近于
短语 be on the verge of濒于
on the verge of war战争爆发之际
on the verge of extinction处于灭绝的边缘