| 单词 | 如铝 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔cupel〕A porous cup, often made of bone ash, used in assaying to separate precious metals from base elements such as lead.灰皿：一种多孔杯，通常用骨类制成，在检验中把贵重金属从低劣物质如铝中分离出来美国传统〔earth〕Chemistry Any of several metallic oxides, such as alumina or zirconia, that are difficult to reduce and were formerly regarded as elements.【化学】 难以还原的氧化物：某种金属氧化物，如铝化合物、锌化合物，难以被还原成元素的美国传统〔light〕We need a light metal, like aluminium.我们需要一种轻金属, 比如铝。外研社新世纪〔mineral〕An inorganic element, such as calcium, iron, potassium, sodium, or zinc, that is essential to the nutrition of human beings, animals, and plants.无机元素：无机元素，如铝、铁、钾、钠或锌，为人类、动物和植物营养必不可少的成分美国传统〔soap〕A metallic salt of a fatty acid, as of aluminum or iron.脂肪酸盐：脂肪酸的金属盐，如铝或铁盐美国传统 |
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