Aldehyde collidine
[医] 醛可力丁(一种由醛蒸溜所得的可力丁)
🧩 词语组成解析
aldehyde
['ældihaid]
n. 醛，乙醛;
可力丁； 三甲基吡啶
🗣️ 情景例句
Yes, sir.
是的， 先生。
My son wants to get married in June.
我的儿子想要在6月结婚。
But here we come up against the most difficult of all obstacles to contact with people on other planets ----the astronomical distances which separate us.
然而，在和外星人联系中我们遇到的最大困难是分隔我们的天文距离。