Electron pair bond(e.p.b.)
[化] 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.
Doctors and lawyers are professional people.
医生和律师是专业人员。
I suggest that you did not catch the 8 o'clock train,
您乘的不是8点钟的火车，