brace/ breɪs /

1.noun [c] 
(on teeth) 牙箍

2.noun
(on leg,neck) 支架

3.n pl [BRIT] 
背带[美 = suspenders] 
4.n pl [US] [TYP] 
(also: curly braces) 大括弧[英 = curly brackets] 
5.vt.[+knees] [ shoulders] 
绷紧

to brace oneself
使自己紧靠
6.vt.[fig] 
(for shock) 稳定情绪