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
Please have the porter bring my bags up.
请让搬运工把我的箱子搬到楼上去。
Please don't make a smell in the house with your cigar.
请不要在屋子里散布雪茄的气味吧。
We had roast beef and potatoes.
我们吃的是烤牛肉和土豆。