Idiomul zilei Chinese everyday expressions

让你破费了。 

Ràng nî pòfèi le.

One way of replying to this one would be: 

哪里，我还得感谢你们赏光呢。

This is an expression of gratitude, and as it were, a very Chinese one. In China, the recipient of a gift uses this expression to indicate his understanding and appreciation of the sender’s friendly feelings

Equivalent expression:

让你掏腰包了。 

Ràng nî täo yäobäo le.