Hornessite
水镍铁矾
🗣️ 情景例句
why you have so many problems with math.
为什么你在数学方面有那么多问题。
He always comes rushing up at the last moment.
他往往到最后的一瞬间才急忙赶来。
He had hardly had time to settle down when he sold the house and left the country.
还没等安顿下来就卖掉了房子，离开了这个国家。