1. 使做好准备（面对不快的事或困难）
    If you brace yourself for something unpleasant or difficult, you prepare yourself for it.

    e.g. He braced himself for the icy plunge into the black water...
           他做好了准备要跳进冰冷的脏水里。
    e.g. She braced herself, as if to meet a blow.
           她严阵以待，仿佛准备面对打击。

2. （为保持平衡或避免摔倒）使紧靠
    If you brace yourself against something or brace part of your body against it, you press against something in order to steady your body or to avoid falling.

    e.g. Elaine braced herself against the dresser and looked in the mirror...
           伊莱恩紧贴着衣橱照镜子。
    e.g. He braced his back against the wall.
           他后背紧靠在墙上。

3. 绷紧（肩或膝）
    If you brace your shoulders or knees, you keep them stiffly in a particular position.

    e.g. He braced his shoulders as the snow slashed across his face.
           雪花如刀割般刮在他的脸上，他绷紧了双肩。

4. 支撑；加固
    To brace something means to strengthen or support it with something else.

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    e.g. Overhead, the lights showed the old timbers, used to brace the roof.
           灯光照亮了头顶上支撑屋顶的旧房梁。

5. 一对；一双
    You can refer to two things of the same kind as a brace of that thing. The plural form is also brace .

    e.g. ...a brace of bottles of Mercier Rose champagne.
           两瓶玛喜尔玫瑰香槟
    e.g. ...a few brace of grouse.
           几对松鸡

6. （用以加固或支撑身体某部位的）支架，托架
    A brace is a device attached to a part of a person's body, for example to a weak leg, in order to strengthen or support it.

    e.g. He wore leg braces after polio in childhood...
           他幼时得过小儿麻痹症后双腿安上了支架。
    e.g. She wears a neck brace.
           她戴着颈托。

7. 牙齿矫正器；牙箍
    A brace is a metal device that can be fastened to a child's teeth in order to help them grow straight.

brace的意思

8. （裤子的）背带，吊带
    Braces are a pair of straps that pass over your shoulders and fasten to your trousers at the front and back in order to stop them from falling down.

brace是什么意思

9. 大括号
      Braces or curly braces are a pair of written marks that you place around words, numbers, or parts of a computer code, for example to indicate that they are connected in some way or are separate from other parts of the writing or code.

brace