Adelite
砷钙镁石
🗣️ 情景例句
That was so thoughtful of you, Michelle.
你想得真周到， Michelle
Hardships never come alone.
祸不单行。
Once we get down to the oil, it usually flows to the surface because great pressure,
一旦到达油层，石油就会由于地下巨大的压力流到地面上来，