Thoreaulite
钽钖矿; 钽钖矿
🗣️ 情景例句
Did you go to Michigan too, Grandpa?
爷爷，你也上Michigan吗？
The moon is a moon whether it shines or not.
或名或暗，月亮总是月亮。
It is one of the most unpleasant discoveries which we all make that we must decline in this way,
人人必然会衰老。