Sigma orbital
[化] σ轨道
🧩 词语组成解析
[计] 求和\\n[医] σ(希腊文第十八个字母)
orbital
['ɔ:bitl]
adj. 轨道的;眼窝的;
🗣️ 情景例句
You're a real Stewart!
你真不愧是Stewart家的人
He who does not honour his wife, dishonours himself.
人不贵妻，自我丢脸。
The books which are on the counter.
就是柜台上的那两本。