Naphthenic (base) crude (oil)
[化] 环烷基石油
🧩 词语组成解析
环烷的, (脂)环烃的
🗣️ 情景例句
I've been trying to find
我一直在寻求
He who laughs last laughs best.
谁笑在最后，谁笑得最好。
I was standing at the back, so I couldn't see very well.
我站在后面，看不清。