短語詞組短語simple e substance 單躰Simple Substance of Hydrogen 單質(zhì)氫simple substance silicon 單質(zhì)矽strontium simple substance 鍶單質(zhì)a simple substance 單純的物質(zhì)simple substance zinc 單質(zhì)鋅a simple substance mixture 單純的物質(zhì)iodine a simple substance 碘酒simple substance carbon 單質(zhì)碳 返回 simple substance