Berzelianite
硒铜矿
🗣️ 情景例句
from the businessmen and the corporations of Riverdale.
Riverdale的商人和企业界的支持。
He keeps on studying ecology.
他不断攻读生态学。
If you do that, you'll soon feel much healthier.
如果你那样做，很快你就会感到身体健康得多。