Clide
放射性核素浓度
🗣️ 情景例句
That'll cheer you up.
这样会让你舒畅些。
It can happen to anyone.
这事可能发生在任何人身上。
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！