Disclasite
水硅钙石
🗣️ 情景例句
Isn't this the Nanjing University?
请问是南京大学吗？
We would be glad to start business with you.
我们很高兴能与贵公司建立贸易往来。
That sounds very interesting. How long will it take you to collect enough money?
听起来倒是挺有趣的。你要花多长时间才能筹集到足够的资金呢？