基本解释繁殖体同根派生 英汉例句It was related to the propagula resource in the surroundings of the cinder yard.The poor physical properties,unbalanced soil fertility or infertility and excessive con... 灰渣场地物理性质不良、养分不平衡而贫瘠和重金属浓度过高是限制植物定居的主要因素。