坏水

yī dù zi huài shuǐ

一肚子坏水

full of wicked ideas

shǐ huài shuǐ

使坏水

play evil tricks

nǐ shì zhī dào shí tou zhè ge rén de tā zǒng shì mǎn dù zi huài shuǐ

你是知道石头这个人的，她总是满肚子坏水！

You know Stone, she's always up to something!