N-docosane
[化] 二十二烷; 正二十二碳烷
🧩 词语组成解析
[机] 二十二烷
🗣️ 情景例句
I hear they intend to marry.
我听说他们打算结婚。
I know the boy whose father is a scentist.
我知道那个男孩的父亲是科学家。
Which one is cheap? Which one is dear?
哪一支便宜？哪一支贵？