falling disease缺: be short of; lack铜: copper病: illness; sickness; disease; ...牛缺铜病: liksucht羊羔蹒跚病, 羊缺铜病: enzootic ataxia下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:缺铜病，即可在微信中查询翻译
