A'-dipyridyl a
[医] α,α'-双吡啶
🗣️ 情景例句
You're not dressed right for this job.
你的着装跟你的工作不相称。
Why does only one sock get lost at a time?
为什么袜子只丢了一只呢？
As Fred was going in the same direction, he walked along with the tourist.
因为游客与弗雷德走的是同一个方向，他便与游客一道同行。