杯水车薪

lit. a cup of water on a burning cart of firewood (idiom); fig. an utterly inadequate measure

surname Che

car / vehicle / CL:輛|辆[liang4] / machine / to shape with a lathe / Kangxi radical 159

war chariot (archaic) / rook (in Chinese chess) / rook (in chess)

surname Shui

water / river / liquid / beverage / additional charges or income / (of clothes) classifier for number of washes

cup / trophy cup / classifier for certain containers of liquids: glass, cup

variant of 杯[bei1]

variant of 杯[bei1] / trophy cup / classifier for certain containers of liquids: glass, cup

fuel / salary