短語(yǔ)詞組短語(yǔ)scolytid bark beetles 棘脛小囊樹(shù)皮甲蟲(chóng)trap spruce bark beetles 云杉八齒小蠹conifer bark beetles 針葉樹(shù)大小蠹Coniferous bark beetles 針葉樹(shù)小 返回 bark beetles