barter away meaning in Chinese

吃亏交换
吃亏廉卖
贱卖
廉价出售
以较便宜的代价发卖
以较便宜的价格出售

We can not barter away our principles .
我们不能拿原则作交易。
Mr. thomas was forced to barter away his expensive watch .
汤玛斯先生被迫以较便宜的价格出售他昂贵的表。
We will never barter away principles
我们决不拿原则做交易。
We will never barter away our honor
我们决不拿荣誉作交易。
It was really foolish of him to barter away his bicycle for this cheap catapult
他用自行车换来一个廉价的弹弓，实属愚蠢。