Alkynyl
炔基
🗣️ 情景例句
Where's the coffee?
咖啡在哪？
The voters should petition the legislators for better mass transportation.
有权力的人应该向政治家请愿作更佳的大众意向的运输。
In our game we also have eleven players in a team, but our ball is like this.
比赛中，我们一个队也有11名队员，不过我们的球是像这样的！