Nitrocalcite
钙硝石
🗣️ 情景例句
Hi.
嗨！
The house shows the owner.
文如其人。
Yes. Go along Zhongshan Road, and turn right at the second crossing. Go across the bridge.
可以。沿着中山路走，在第二个十字路口处进右拐弯。过桥后。