英汉词典

1. 器械;器具
    An instrument is a tool or device that is used to do a particular task, especially a scientific task.

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    e.g. ...a thin tube-like optical instrument.
           试管状的细长光学仪器
    e.g. ...instruments for cleaning and polishing teeth...
           清洗和抛光牙齿的器械

2. 乐器
    A musical instrument is an object such as a piano, guitar, or flute, which you play in order to produce music.

    e.g. Learning a musical instrument introduces a child to an understanding of music.
           学一门乐器能引导孩子了解音乐。

3. 仪器;仪表
    An instrument is a device that is used for making measurements of something such as speed, height, or sound, for example on a ship or plane or in a car.

    e.g. ...crucial instruments on the control panel.
           控制面板上的重要仪表
    e.g. ...navigation instruments.
           导航仪器

4. 工具;手段;被他人利用的人
    Something that is an instrument for achieving a particular aim is used by people to achieve that aim.

    e.g. The veto has been a traditional instrument of diplomacy for centuries.
           几个世纪以来否决权一直是外交上惯用的手段。

5. see also: stringed instrument;wind instrument