braces
n. 背带；吊带（brace 的复数）
例句
There is some stupid syntax, like curly braces and semicolons, that initially is kind of annoying because you have to remember where all this goes.
有一些愚蠢的语法，像花括号和分号，一开始是有点烦人的，因为你必须记住所有的这些要放到哪里。
I used to have to wear braces.
我以前不得不戴牙箍。
《柯林斯英汉双解大词典》
He wore leg braces after he had polio in childhood.
小时候患小儿麻痹症后，他使用了腿部支架。
