一錐子扎不出血

yīzhuīzizhābùchūxiě ㄧ ㄓㄨㄟ ˙ㄗ ㄓㄚ ㄅㄨˋ ㄔㄨ ㄒㄧㄝˇ

    • numb and unfeeling
    • unresponsive to outside stimulus

Character by character

Saying俗语俗語

Idiom惯用语 · Rarely used now

Literally
a prick of an awl draws no blood
Meaning
Numb and unfeeling, with no reaction to outside stimulus. Critical, describing apathy.

Sources