Electron-pair bond
[电] 电子对键
🧩 词语组成解析
electron
[i'lektrɔn]
n. 电子;
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
I don't know. The baby-sitter says she has a stomachache,
我不知道。临时保姆说她肚子疼.
The last person to introduce is Miss Caroline Norris.
最后一位要介绍的是卡萝琳.诺丽丝。
Class 3 did very well in the school sports meeting last week.
“3班在上星期的校运会上表现很好。