bù tòng bù yǎng
lit. doesn't hurt, doesn't tickle (idiom); sth is wrong, but not quite sure what
fig. not getting to any matter of substance
scratching the surface
superficial
perfunctory
bù tòng bù yǎng
lit. doesn't hurt, doesn't tickle (idiom); sth is wrong, but not quite sure what
fig. not getting to any matter of substance
scratching the surface
superficial
perfunctory