短语词组短语fir -bark aplint 杉树皮夹板Fir -bark 冷杉皮chinese fir bark 杉皮;杉木树皮sakhalin fir bark beetle 马尾松梢小蠹Douglas Fir Bark Beetle 花旗松树皮甲虫chinese fir root -bark 杉木根 返回 fir bark