the loss outweighs the gain 得不偿失

“得不偿失”，汉语成语，意思是所得的利益抵偿不了所受的损失。可以翻译为“one is losing more than one is gaining或the loss outweighs the gain”等。

例句：

这次交易会得不偿失。

The trade fair was not worth the cost.