Lone pair
[机] 未共用电子对
🧩 词语组成解析
lone
[ləun]
adj. 孤单的;孤独的;人迹稀少的;孤寂的;
pair
[pɛə]
n. 一副;一对男女;套在一起的两匹马;雌雄成对的动物;
vt.& vi. （使…）成对，（使…）成双;
vi. 交配，交尾;
🗣️ 情景例句
Let's have some music!
我们来点音乐吧！
But Li Ming has promised to come home for the summer vacations.
但是李明已经答应暑假回家。
In 1953, a former electronics engineer in his fifties, Christopher Cockerell,who had turned to boat-building on the Norfolk Broads,
在1953年，有一位50多岁名叫克里斯托弗·科克雷尔的原电子工程师，改行在诺福克郡的湖泊地区从事造船业，