短语词组短语Copper Dross 铜渣;铜浮渣dross up 盛装Dross Golem 蔓非沼魔像antimonial dross 锑渣weightlifting dross 举重运动dross metallics 金属浮渣mushy dross 糊状浮渣dross spot 杂质集中处zinc dross 锌灰，锌渣 返回 dross