alkali metal
英
美
- n.碱金属
详细释义
Noun:
-
any of the monovalent metals of group I of the periodic table (lithium or sodium or potassium or rubidium or cesium or francium);
"the hydroxides of the alkali metals are strongly alkaline"
双语例句
- The free alkali metals react immediately with water to liberate hydrogen.
游离的碱金属直接和水中作用，放出氢气。 - Conclusion Alkali elements have the positive effect on the crystal of sapphire.
结论碱金属元素对山东蓝宝石的结晶有积极的推动作用。
用作名词 (n.)
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