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
How wonderful! A boy or a girl?
太好了！ 男孩还是女孩？
His controversial speech caused a wild discussion.
他们有争议的讲话引起了一场广泛的讨论。
Sir Johan Hawkwood arrived in Italy with a band of soldiers and settled near Florence.
约翰。霍克伍德爵士带着一队士兵来到意大利，在佛罗伦萨附近驻扎下来，