爸爸妈妈你们辛苦了用英文表达是：Mom and Dad, you have worked hard；
have：v. 有; 持有; 占有; 由…组成; 显示出，带有(性质、特征)。
worked：v. 做体力(或脑力)工作; 劳动; 干活; 受雇于; 从事…工作; 使工作; (尤指)使卖力干活。
相关介绍
We worked like crazy to get it done on time.
我们拼命地干，好按时完成这项工作。
They worked hard to give their children a good start in life.
他们力争为孩子们奠定一个良好的基础。
She worked hard so that everything would be ready in time.
她卖力地干着，为的是一切能够及时就序。
Success never seems to come but through hard work, often physically demanding work at that
不付出艰苦的努力似乎就不会取得成功，而且这一努力通常要劳其筋骨。
Poverty obliged her to live a hard life.
贫困迫使她过艰苦的生活。
When you study hard, you'll need sth. to break the routine.
当你进行艰苦的学习时，需要其他活动调剂一下。
Now she won't have to go out to work any more.
现在她不必再出去工作了。
There have been many changes in recent years.
近几年发生了许多变化。
