Methylphenanthrene
甲菲
🗣️ 情景例句
Thank you.
谢谢。
How long will it take for a telegram to get to California?
你把电报传到加州要多长时间？
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！