单词	喷[水]头
释义	喷[水]头sprinkler
随便看	period of construction finishing period of contact period of contraction period of crop-rotation period of cycling period of decay period of declining growth period of deformation period of destruction period of development period of diastrophism period of dormancy period of drought period of drying period of duration period of element period of elliptic curve period of elongation period of encounter period of endogenous respiration period of endurance period of filter service period of folding period of free oscillation period of grace