Lilolidine
四氢吡咯并[1,2,3-i,j]四氢喹啉
🗣️ 情景例句
Three minutes to play.
还剩三分钟。
When I traveled to a foreign country, I was very aware that I was a Chinese.
当我出国旅行时，我非常明白自己是一名中国人！
We are very proud of him.
我们真为他感到自豪，