Octahedritc
八角形二氧化钛晶体
🗣️ 情景例句
Yes.
是的。
Do you often play bridge on Saturday?
你常常在星期六玩桥牌吗？
He found it very difficult to get to sleep and he was rather angry with the man upstairs.
他觉得这样很难入睡， 他对楼上的人相当生气。