单词	傘房花
释义	同Corymb、Corymbus
随便看	nitrogen chloride nitrogen chlorides nitrogen circulation nitrogen column nitrogen compound nitrogen compounds nitrogen content nitrogen conversion facotr nitrogen conversion factor nitrogen cushion nitrogen cycle nitrogen deposition nitrogen depth profile nitrogen determination nitrogen dioxide nitrogen dioxide gas nitrogen dioxide gas injury nitrogen dioxide liquid nitrogen dioxide， nitrogen peroxide nitrogen distribution nitrogen efficiency nitrogen enhanced nbti nitrogeneous matter nitrogen equilibrium nitrogen equivalent