Kalkowskite
高铁钛铁矿, 铈钇钛铁矿
🗣️ 情景例句
A small one will do. What is your best rate?
小型车就可以了。你们最优惠的价格是多少？
Americans are hight mobile, and therefore may find it difficult to became deeply involued with other.
美国人的流动性，大，因此你会发现和他人深交很难。
It would help if you could try to speak a little slower.
请你尽量放慢说话速度。