Osteogenin
成骨素
🗣️ 情景例句
Nice to meet you.
很高兴见到你。
Pride will have a fall.
骄者必败。
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！