gumshield
英 [ˈɡʌmʃiːld]
美 [ˈɡʌmʃiːld]
n. (运动员所含的)护齿
复数：gumshields
牛津词典
noun
- （运动员所含的）护齿
a cover that a sports player wears in his/her mouth to protect the teeth and gums
英英释义
noun
- (especially boxing) equipment that protects an athlete's mouth
Synonym: mouthpiece