杯水主义 “A glass of water” theory of sexuality (suggesting “satisfaction of one’s sexual desires should be as simple as getting a glass of water”; which was advocated by the Soviet revolutionary Alexandra Kollontai)

一杯水 a glass of water ; a cup of water ; a bottle of water ; cup water

两杯水 two glasses of water ; two cups of water

杯水风波 A storm in a Teacup

杯水车薪 overstaffing ; chicken feed

世界杯水球赛 world cup water polo competition ; world cuwater polo competition

一玻杯水 a glass of water

三杯水 three glasses of water