A cell looks like a bit of clear jelly with a thin wall round it.

 
  • 在顯微鏡下,細胞看上去如一滴透明的膠狀物體,周?chē)幸粚雍鼙〉谋凇?/strong>
目錄
附錄 查詞歷史
    国内精品美女A∨在线播放xuan