Deriberite
钠板石
🗣️ 情景例句
Your first great-grandchild.
你的第一个曾孙。
The knife is dirty, Would you bring me a clean one, please?
这刀子是脏的，请你拿个干净的给我。
You can't buy them in the shop before eight o'clock.
上午八点之前你在商店里是买不到东西的。