Butenylidyne
[化] 次丁烯基
🗣️ 情景例句
Do you like the dress?
你喜欢这套衣服吗
If you sell the cow, you sell her milk too.
蚀了本也输了利。
She's been there for two months. She's been there since September.
她进校有两个月了。她自9月份起便在那儿学习了。