Phosphorroesslerite
重磷镁石
🗣️ 情景例句
It's a perfect day for a walk.
这可是一个散步的好天气。
I hope you get to the airport on time.
我希望你准时到机场。
and some of these propositions have been violently opposed.
对风俗的研究才是全面的，才会有收获。