preventing decayed tooth

英 美
  • 防龋
  • decayed adj.腐败的;被蛀的动词decay的过去式和过去分词形式.
  • preventing v.预防;防止,阻止;挡住
  • tooth n.牙齿;齿状物;粗糙表面;嗜好(复)teeth:有效手段.
    1. You must brush your teeth carefully and gargle more often to prevent your tooth from decaying.
      只有认真刷牙,经常漱口才能防龋。