Chalcolite
铜铀云母
🗣️ 情景例句
Oh, let me think for a minute.
哦，让我想一下。
He might not be here.
他可能不在这儿。
All those who have contributed towards the gift will sign their names in a large album which will be sent to the headmaster's home.
所有凑钱买此礼品的人都将自己的名字签在一本大签名簿上，签名簿将被送到校长的家里。