Octahedritc
八角形二氧化钛晶体
🗣️ 情景例句
Thank you. In there?
谢谢 。在那里面吗？
The data confirm that this product is safe and effective.
数据证实此种产品安全有效。
The students followed Uncle Wang to see the other machine.
学生们跟着王大叔去看另一部机器。