plaque造句
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。
Deposits of
plaque build up between the tooth and the gum.
牙齿和牙龈之间会滋生牙斑。