Nicotin
n. 烟碱
🗣️ 情景例句
Do you ever think about your clildhood?
你回忆过童年吗？
During your first year of college,did you make straight A's?
在你大学的第一年期间，你一直的得A？
No, more, about 130 years ago. Most of the slave owners were rich farmers who lived in the south. They wanted to keep their slaves.
不，还要早，大约130年前。大多数奴隶主都是住在南方的富有的农场主。他们想保留自己的奴隶。