牙套

back teeth───臼齿

baby teeth───[解剖]乳牙

bracket feet───支架支脚

buck teeth───暴牙

dragon's teeth───相互争斗的根源；龙之齿

gritted teeth───咬牙切齿（gritted是grit的过去式）；咬紧牙关（gritted是grit的过去式）

permanent teeth───[解剖]恒齿；恒牙

Krohn, still sporting braces on his teeth, has already written an 86-page book called Define Conservatism and last month addressed thousands of Republicans at their annual convention.───牙套的男孩写就一本86页、名为《保守主义定义》的著作，上个月还在共和党年度大会上向数千人发表演讲。

little girl had braces on her teeth.───小女孩牙齿上戴着矫正器。

student who wears braces on his teeth is obviously under the care of an orthodontist.───学生戴着牙套说明他正在看正牙医生。