水過地皮濕

Simplified: 水过地皮湿

shuǐguòdìpíshī ㄕㄨㄟˇ ㄍㄨㄛˋ ㄉㄧˋ ㄆㄧˊ ㄕ

    • superficial work that does not go deep

Character by character

Saying俗语俗語

Idiom惯用语 · Widely known

Literally
water passes and only the ground's surface is wet
Meaning
Work done only superficially, without going deep. Critical.

Sources