Spartaite
锰方解石
🗣️ 情景例句
take a vacation away from the family--alone.
离开家人而单独在一起渡个假。
This problem is hard to solve.
要解决这个问题不简单。
Many pedal their tricycles, but most of them prefer to push or drag them.
很多孩子用脚蹬车，但多数孩子更愿意推或是拉着三轮车。