They are still grieving for their dead child.
他們還在為死去的孩子傷心。
Don't speak ill of the dead.
對死去的人，別說他的短處。
We had come to a dead end in our research.
我們的研究工作已陷入絕境。
I'll never forget it to my dying day.
我將終生不忘。
I'm dying to know what happened.
我很想知道發生了什么事兒。