Radiophyllite
水硅灰石
🗣️ 情景例句
What time does the library close?
图书馆什么时候闭馆？
Thank you for inviting me to speak at the dinner.
谢谢你邀请我共进晚餐。
Our climate is not very good,but it's certainly interesting.
虽然我们国家的气候并不很好，但又确实很有意思。