相关单词近义词 covering 覆盖物, tissue 纸巾, layer 层, skin 皮肤, wall 墙壁, film 电影, sheath 鞘, crust 外壳, casing 套, rind 皮, coating 涂层, peel 果皮临近词meme, membership, membranee, Membranes, membranelle, membraneous, membranella, membrane bed, membraneless, membrane bag, membrane emf, membrane volt 返回 membranal