Praseodymia
氧化鐠
??? 情景例句
You won't be disappointed, Mr. Carlson. Thanks.
我不會讓你失望的 Carlson先生。謝謝 。
For the time being.
暫時；暫且；目前
It caused devastation by burrowing and by devouring the herbage which might have maintained millions of sheep and cattle.
它們在地下打洞，吃掉本可以飼養數百萬頭牛羊的牧草，給澳洲大陸造成了毀滅性的破環。