Priadel
碳酸锂
🗣️ 情景例句
The only-child generation brings about many new social problems.
独生子女一代带来了许多新的社会问题。
Jack will feel sorry when she leaves.
她一走，杰克会觉得悲伤的。
There was a notice in the supermarket.
超市里有一个布告。