Hydrozoan.[动]水螅纲hydron.水疗院；水力电pref.表示“水的”、“氢的”hydrodynamic diffusion流型扩散,流体动力学扩散hydrologic coefficient水文学系数hydrofluoric acid wash氢氟酸洗涤hydroxylmethylfurfural5-羟甲基糠醛hydro junction project水利枢纽工程Hydrodynamie injection尾静脉高压注射hydrofluoric acid etch氢氟酸蚀刻hydroeconomic analysis水利经济分析hydroxy naphthoic acid羟基萘甲酸hydrological prognosis水文预测

1. A hydromedusa spreads its luminescent tentacles in the Weddell Sea near Antarctica.
   在南极边的威德尔海，一只水螅水母伸展它的冷光触须。