The lime water has turned cloudy, therefore carbon dioxide has been produced during the experiment.

 
  • 石灰水變得混濁了, 可見(jiàn)在實(shí)驗中有二氧化碳生成了。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan