Definition
To act in a way that creates significant problems or harm for oneself, sometimes with severe consequences.
自身釀身
He is constantly criticizing his manager in the office, which is like digging his own grave.
他经常在办公室批评他的经理，这简直是在自掘坟墓。
If you don't stop these reckless actions, you'll soon be digging your own grave.
如果你不停止这些鲁莽的行为，你很快就会自掘坟墓。
His decision to join that failing company was like digging his own grave.
他决定加入那家失败的公司，就像是在自掘坟墓。