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
He's had so many colds and sore throats recently.
他最近常常感冒喉咙痛。
It's nice meeting you.
很高兴认识你。
How's it going?
怎么样？