you有語法錯誤嗎？

語法沒錯，意為： 這事對你來說困難不容易。

It's hard for you. I know. 我知道你最近狀況不好，工作辛苦。

It's difficult for you. 這工作對你有難度。

Difficult 也是困難，兩者差別在於Hard指的是物質硬，引伸身心方面，可翻譯為辛苦。difficult 偏重指的是事情工作本身難度高。

I only make 1200/33000 = 0.03 CNY for an answer. I have a hard life.