常見例句雙語(yǔ)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(dǎo)致樹勢(shì)下降。 返回 basal foot