亚洲AV成人精品一区二区三区四区|快播日韩美嘛豆一区|国产欧美激情a级免费|一级黄片AAA色一品|久久国产成人精品Av|谁有AV免费观看|成人高清国产视频|日韩区欧美区久久综合一区|在线观看黄色网页|亚洲欧美国产11

單詞乎

free radical

音標(biāo)[fri: 'rædikəl]
free radical是什么意思、free radical怎么讀

free radical漢語翻譯

【化】 自由基; 游離基
【醫(yī)】 自由基

free radical英語解釋

名詞 free radical:

  1. an atom or group of atoms with at least one unpaired electron; in the body it is usually an oxygen molecule than has lost an electron and will stabilize itself by stealing an electron from a nearby molecule
    同義詞:radical
0
糾錯