Nonterminal olefin
[化] 非末端烯烃; 内烯烃
🧩 词语组成解析
非终结符号, 非末端
n. 石蜡, 烯烃\\n[化] 烯烃
🗣️ 情景例句
Well, I almost had a heart attack a few moments ago.
好啦，我几乎要得心脏病了。
This is a licence.
这是一张执照。
On the day before our departure, several bus loads of tourists descended on the town.
我们离开小镇的前一天，镇上来了几辆满载游客的公共汽车。