Acetylcholine
n. 乙酰胆碱\\n[化] 乙酰胆碱
🗣️ 情景例句
First, we have to catch some fish.
首先 ，我们得钓几条鱼。
Did you see him yourself?
你自己亲自看到他吗？
We had some shoes like those a month ago,but we don't have any now.
一个月前我们有这要的鞋。但是现在没有了。