Aliphatic olefin
[机] 脂族烯
🧩 词语组成解析
a. 脂肪族的\\n[化] 脂族的; 脂肪族的
n. 石蜡, 烯烃\\n[化] 烯烃
🗣️ 情景例句
It's too crowded in the bus. I think I'll have to get off to walk the rest of the way home.
车上太挤了，我想剩下的路我必需下车走路回家。
It's about time to get up.
差不多该起床了。
If I work in the garden, I have to sit down and rest every five minutes.
如果我在花园里干活，每5分钟就得坐下来休息。