短语词组短语young oak -bark 幼年栎树皮Oak -bark coppice 栎树剥皮林awtooth Oak Bark 橡木皮Oak bark extract 橡树皮萃取液;槲树皮浸膏tanning agent oak bark 槲皮鞣剂oak bark tannage 槲树皮鞣法daimyo oak bark 槲皮east liaoning oak bark 辽东栎皮;释义辽东栎皮 返回 oak bark