Psammobiotic
适砂生物的
🗣️ 情景例句
Good morning, sir.
早安，先生。
We are thinking of expanding into the Chinese market.
我们想把生意扩大到中国市场。
My parents were visiting relatives, and my grandparents had decided to spend the day at home.
我父母走亲戚去了，祖父母打算那天在家呆着。