让利的英文：
transfer of profits
interest concessions

参考例句：

The perfect after service and benefiting consumers gained large quantities of market quotient.
对广大用户的让利和完善的售后服务，赢得了大批市场份额。

transfer是什么意思：
v. 转换；转变；转让；转校
n. 迁移；转让；转账

transfer steamer
货车中转渡轮

Stop the current transfer Stop the current transfer (ESC)
停止当前传送停止当前传送(ESC)

That was called transference and was to be avoided.
这被称为感情转移，应该尽量避免发生。

profits是什么意思：
n. 收益，红利；盈利

To clear as profit.
净得利润

You are certainly a profiteer.
你真是个奸商。

yielding material gain or profit.
产生物质利益和利润。