Nacid
水化碳酸氢氧化镁铝
🗣️ 情景例句
Tomorrow is another day.
有明天就有希望。
Don't forget to cable to let us know you arrived safely.
不要忘记在你安全地到达后打电报让我们知道。
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，