grave

dig one's own grave

do something foolish which causes one to fail or be ruined

自掘坟墓，自己害自己

(as) silent (或 quiet) as the grave

extremely quiet

像坟墓那样寂静，寂静无声

take the (或 one's 等) secret to the grave

die without revealing a secret

将秘密带入坟墓，至死保守秘密

turn (北美亦作turn over) in one's grave

used to express the opinion that something would have caused anger or distress in someone who is now dead

在坟墓中辗转反侧（表示认为某事会令某位死者发怒或痛苦）

Bach must be turning in his grave at the vulgarities of the twentieth century.

20世纪的庸俗趣味定会让巴赫在九泉之下辗转难眠。