- [countable]
a device that holds things together or holds and supports them in position 箍子；夹子；支架 a neck brace (= worn to support the neck after an injury) 矫治用的颈箍
Oxford Collocations Dictionaryadjective- knee
- leg
- neck
- …
- have
- wear
- brace on
- [countable] (North American English braces [plural])
a metal device that people, especially children, wear inside the mouth to help their teeth grow straight （儿童）牙箍 My daughter has to wear a brace on her teeth. 我的女儿得戴牙箍以矫正牙齿。
Extra ExamplesTopics Bodyc2He had braces on his teeth. 他戴着牙箍。 I used to wear a brace. 我过去戴过矫正器。
Oxford Collocations Dictionaryadjective- knee
- leg
- neck
- …
- have
- wear
- brace on
- braces(British English)(North American English suspenders)[plural]
long narrow pieces of cloth, leather, etc. for holding trousers up. They are fastened to the top of the trousers at the front and back and passed over the shoulders. 吊裤带；背带 
a pair of braces 一副吊裤带 The braces held up his trousers. 他的裤子是靠背带拉起来的。
Oxford Collocations Dictionarybraces + verb- hold something up
- support something
- (North American English) (British English calliper)[countable, usually plural]
a metal support for weak or injured legs 双脚规形夹（支撑无力或受伤的腿的金属支架） Oxford Collocations Dictionaryadjective- knee
- leg
- neck
- …
- have
- wear
- brace on
- [countable]
either of the two marks, { }, used to show that the words, etc. between them are connected 大括弧；大括号 - [countable] (plural brace)
a pair of birds or animals that have been killed in hunting 猎获的一对鸟（或兽） two brace of partridge(s) 两对山鹑。 He scored a brace of goals. 他进了两个球。
Word OriginMiddle English (as a verb meaning ‘clasp, fasten tightly’): from Old French bracier ‘embrace’, from brace ‘two arms’, from Latin bracchia, plural of bracchium ‘arm’, from Greek brakhiōn.
Idioms
belt and braces
- (informal)
taking more actions than are really necessary to make sure that something succeeds or works as it should 双管齐下；多重保障 a belt-and-braces policy 稳妥可靠的政策
More Like This Alliteration in idiomsAlliteration in idioms- belt and braces
- black and blue
- born and bred
- chalk and cheese
- chop and change
- done and dusted
- down and dirty
- in dribs and drabs
- eat somebody out of house and home
- facts and figures
- fast and furious
- first and foremost
- forgive and forget
- hale and hearty
- hem and haw
- kith and kin
- mix and match
- part and parcel
- puff and pant
- to rack and ruin
- rant and rave
- risk life and limb
- short and sweet
- signed and sealed
- spic and span
- through thick and thin
- this and that
- top and tail
- tried and tested
- wax and wane