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
We have to work hard to get people interested in politics.
我们必须努力使人们对政治感兴趣。
Experience keeps no school, she teaches her pupils singly.
亲身经验，才是经验。
That would be a waste of money. What's your opinion?
那就浪费钱了。你的意见呢？