• 基础释义
  • 例句
  • 柯林斯词典释义
例句
柯林斯高阶英汉双解学习词典释义
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    (门或抽屉的)球形把手
    A knob is a round handle on a door or drawer which you use in order to open or close it.
    例句
    He turned the knob and pushed against the door. 他扭动把手推了推门。
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    (柱子或棍子顶部的)疙瘩,节,球状物
    A knob is a rounded lump or ball on top of a post or stick.
    例句
    A loose brass knob on the bedstead rattled. 床架上一个松动的球形铜扣发出嘎啦声。
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    (机器或设备的)旋钮
    A knob is a round switch on a piece of machinery or equipment.
    例句
    ...the volume knob. 音量旋钮
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    小块(黄油)
    A knob of butter is a small amount of it.
    例句
    Top the steaming hot potatoes with a knob of butter. 在冒热气的马铃薯上放一小块黄油。