基本解释n.自体毒素同根派生 英汉例句The results are showed as follwings: 1) In American ginseng, autotoxin activity is high chemically in the stems, leaves, fibrous roots and hydrophobic root exudates. 结果表明：西洋参茎叶、须根和根系分泌物中存在活性较高的自毒物质。