n.除叶剂，食叶的昆虫...

defoliator的音标：defoliator的英式发音音标为：[di:'fəʊlɪeɪtə]defoliator的美式发音音标为：[di'foʊlɪˌeɪtə]...

Agent orange is a powerful defoliator.橙剂是一种强效落叶剂。The key pests and rat and pine moth, forest rats, defoliator of the poplars , bristletail.二是松毛虫 、 森林鼠害 、 杨树食叶害虫等常发性病虫害;三是小蠹虫 、 萧氏松茎象等钻蛀性害虫.Pineus armandicola Zhang is an i...