Hjelmite
钙钽钇矿(原译名钙铌钽矿)
🗣️ 情景例句
Just got back. It's good to see you both again.
刚刚回来。真幸运再次见到你们二位。
How far is it from here to the bus stop?
到公共汽车站有多远？
The coldest season of the year is winter.
一年里最冷的季节是冬天。