N-octadecanoic acid
[建] 硬脂酸
🧩 词语组成解析
🗣️ 情景例句
They want to work.
他们想工作。
My cousin is a member of a drama club, He seems acting.
我的表兄是一个戏剧俱乐部成员，他似乎很喜欢表演。
We came here about two years ago.
我们大约两处前来到这儿。