Vinylene
1,2-亚乙烯基, 乙烯撑, 次亚乙烯基
🗣️ 情景例句
Well, I guess your mother and I can manage it.
嗯， 我想你妈和我可以设法帮这个忙。
Gee, that's bitter.
噢，好苦！
l am vacuuming the floor now and have several shirts to iron.
我正在用真空吸尘器清理地板，还有好几件衬衫要熨。