基本解释[生物学]基足英汉例句双语例句It mainly damages basal stock of sweet orange trees, inducing foot rot, tree declining, yield decreasing, even tree death.该病是一种土传病害，主要危害甜橙类柑桔树近地表根颈部，引起腐烂，导致树势下降。basal foot更多例句专业释义生物学基足