plaque [plæk]

例句:

• Deposits of plaque build up between the tooth and the gum.
  牙齿和牙龈之间会滋生牙斑。
  来自柯林斯例句
• The mason's signature upon the graven iron plaque.
  来自L. Durrell
• The teacher training college put up a plaque to the college's founder.
  那所教师培训学院为该学院的创立者立了一块纪念牌匾。
  
• When not removed, plaque causes tooth decay and gum disease.
  牙斑如果不清除就会导致牙齿蛀蚀和牙龈疾病。
  
• Lundbeck also has some plaque-targeting drugs in preclinical development.
  来自WSJ
• They are supposed to help keep plaque at bay.
  来自THETIMES