tooth decay

英 [tuːθ dɪˈkeɪ]

美 [tuːθ dɪˈkeɪ]

n.  蛀牙;龋齿

柯林斯词典

• 蛀牙;龋齿
  If you havetooth decay, one or more of your teeth has become decayed.

英英释义

noun

• soft decayed area in a tooth
  Synonym:cavitycariesdental caries

双语例句

• If teeth tooth decay before boring to the dental pulp cavity, because root canal treatment technology was not developed teeth almost to escape the pull of fate.
  以前如果牙齿蛀牙蛀到牙髓腔，由于当时根管治疗的技术并不发达，牙齿几乎难逃拔掉的命运。
• Tooth decay is common in the United States and around the world.
  龋齿在美国以及全世界都很普遍。
• But the sugar feeds plaque bacteria that cause tooth decay.
  但是糖能被蚀斑的细菌分解使牙齿腐烂。
• A colorless crystalline salt of sodium ( NaF) used in fluoridation of water and to prevent tooth decay.
  一种无色晶状钠盐（NaF），用于氟化水和防止牙齿腐烂。
• Sugar is a major cause of tooth decay.
  糖是造成蛀牙的主要原因。
• Kissing is also recommended for gums and teeth because it increases production of saliva, which helps kill the bacteria that cause tooth decay and gum disease.
  接吻对牙龈和牙齿有好处。因为接吻可以增加唾液的分泌，从而有助于杀死引起蛀齿和牙龈疾病的细菌。
• It is known as tooth decay.
  这就形成了龋齿。
• It prevents tooth decay and cures bad breath.
  绿茶能防止蛀牙，治愈口臭。
• Tooth decay begins when teeth are not cleaned properly after eating.
  进食后没有适当清洁牙齿，是蛀牙的导火线。
• Sugar is believed to be the major cause of tooth decay.
  人们相信糖是导致蛀牙的主要原因。