created sense approved 不显山不露水/不顯山不露水 · bùxiǎnshānbùlùshuǐ · low-profile
不显山不露水 / 不顯山不露水
bùxiǎnshānbùlùshuǐ
low-profile
lit. to not show the mountain and to not reveal the water; fig. to hide one's true talents or keep a low profile
他平日里不显山不露水的,没想到其实是个很有实力的专家。