剑桥词典 hydro- prefix (WATER) connected with or using the power of water 水力的；利用水力的 hydroponic (= a method of growing plants in water ) 溶液培养（一种在溶液中培养植物的方式） hydro- prefix (GAS) showing that hydrogen is present 含氢的；氢化的 返回 hydro-