化学元素,符号F,原子序数9,是最轻的卤素,呈淡黄绿色,是一种高反应性气体,能腐蚀所有金属。
fluorines — plural of fluorine
氟；[化] 氟
化学元素,符号F,原子序数9,是最轻的卤素,呈淡黄绿色,是一种高反应性气体,能腐蚀所有金属。
The chemical element (symbol F) with an atomic number of 9. It is the lightest of the halogens, a pale yellow-green, highly reactive gas that attacks all metals.
氟元素的一个原子。
An atom of this element.
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