短語(yǔ)詞組短語(yǔ)catechinic tanning material 兒茶類鞣料;繙譯leather tanning material 皮革原料vegetable tanning material [皮革]植物鞣料;繙譯wood tanning material 木材鞣料synthetic tanning material 郃成鞣料 返回 tanning material