Obruchevite
钇铀烧绿石
🗣️ 情景例句
He studied harder to improve his English.
他更加努力提高英语水平。
I am beginning to understand that my personality is very complicated.
我开始明白自己的性格非常复杂。
He was the man who climbed the Leaning Tower of Pisa and dropped various weights from the top,
他就是那个曾经爬上比萨斜塔，从塔顶向下抛掷各种重物的人；