基本解释[生物學]基足英汉例句雙語例句It mainly damages basal stock of sweet orange trees, inducing foot rot, tree declining, yield decreasing, even tree death.該病是一種土傳病害，主要危害甜橙類柑桔樹近地表根頸部，引起腐爛，導致樹勢下降。basal foot更多例句专业释义生物學基足