Ethene
n. 乙烯\\n[化] 乙烯; 1,2-亚乙基
🗣️ 情景例句
You won't believe this.
你会觉得难以置信。
He went pale at the news.
听到消息，他脸色发白。
If fifty pence pieces are not exchanged for sweets, they rattle for months inside money boxes.
如果50便士不拿来换糖吃，则可以放在储蓄罐里叮当响上好几月。