牛溲马勃

niú sōu mǎ bó

cow's piss, horse's ulcer (idiom); worthless nonsense

insignificant

牛

niú

ox

溲

sōu

to urinate

马

mǎ

abbr. for Malaysia 馬來西亞|马来西亚[Ma3 lai2 xi1 ya4]

勃

bó

flourishing