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
and if he talks as loudly as he cries,
如果他说话像他哭一样大声，
I was reminded of my promise.
有人提醒我不要忘了我的承诺。
Will you let us have the specifications?
规格说明书可以给我们吗。