Definition
To exhaust oneself through excessive work; to become extremely tired due to overexertion.
因過度工作而使自己精疲力竭；累垮自己。
They ran themselves into the ground to finish the project before the July deadline.
他們為了在七月截止日期前完成專案，把自己累垮了。
She ran herself into the ground studying for the exam, but still didn't do well.
她為了考試拼命學習，把自己累垮了，但還是考得不好。
He shouldn't have run himself into the ground for that pointless project.
他不該為了那個毫無意義的專案把自己累垮。