| 正面 | 12517.magnesium 英 [mæg'niːzɪəm]美 [mæg'nizɪrm]     |
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| 背面 |      释义： 1、from Old French acreue, from Latin accrescere (see accretion).2、含义：growth, increase, what has grown.n. [化学] 镁 例句： 1. A lack of magnesium causes muscles to go into spasm.缺镁会导致肌肉痉挛。 magnesium 镁来自magnesia,镁砂，-um,金属元素后缀。 magnesium (n.)silvery-white metallic element, 1808, coined by English chemist Sir Humphrey Davy (1778-1829) from white magnesia (q.v.), in which it was found, + chemical ending -ium." |