Whitening tooth

英 美
  • 美白牙齿
  • tooth n.牙齿;齿状物;粗糙表面;嗜好(复)teeth:有效手段.
  • whitening n.弄白;变白;白粉动词whiten的现在分词形式.
    1. Some people still prefer the age-old home remedy of baking soda and a toothbrush to gently whiten teeth at home.
      有些人还是喜欢古老的家庭自备方法来增白牙齿,如用小苏打轻轻刷牙美白牙齿。