burr

burr
noun
[insing.]
  1. a whirring sound, such as a telephone ringing tone or the sound of cogs turning
    颤动音
    ■a rough pronunciation of the letter r, especially with a uvular trill as in a Northumberland accent
    小舌颤音
    ■(loosely) a regional accent
    （宽泛意义上）地方口音
    a soft Scottish burr.
    轻柔苏格兰口音。
  2. (亦作 bur)a rough edge or ridge left on an object (especially of metal) by the action of a tool or machine
    （金属）毛边，毛口
    ■the irregular edge of a dog's ear
    （狗）不平外耳廓
  3. (亦作 bur)a small rotary cutting tool with a shaped end, used chiefly in woodworking and dentistry
    牙钻，木钻
    ■a small surgical drill for making holes in bone, especially in the skull
    骨钻
  4. [mass noun]a siliceous rock used for millstones
    硬石
    ■[count noun]a whetstone
    磨石
  5. (亦作 bur)a prickly seed case or flower head that clings to clothing and animal fur
    刺果；刺球状花序
    ■[usu. as modifier]a plant that produces burrs, for example bur-reed
    生刺果的植物
  6. (亦作 bur)[as modifier]denoting wood containing knots or other growths which show a pattern of dense swirls in the grain when sawn, used for veneers and other decorative woodwork
    树瘤木纹
    burr walnut.
    树瘤木纹胡桃木。
  7. the coronet of a deer's antler
    鹿茸冠
verb
  1. [no obj.]make a whirring sound such as a telephone dialling tone or the sound or cogs turning
    发出嗡嗡声
    ■speak with a regional accent, especially one of which the letter r is prominent
    说话带地方口音尤指颤r音
    [with direct speech]I like to have a purrrpose’ , she burrs.
    “我喜欢做事有目——的性"，她带着颤r音说。
  2. [with obj.]form a rough edge on (metal)
    形成毛边
常用词组
burr under someone's saddle
  1. (N. Amer. informal)a persistent source of irritation
    (北美，非正式)恼人的事，令人烦恼的事
    he had been a burr under the saddle of the government in his time.
    在他那时代，他一直是当局的眼中钉，肉中刺。
语源
  1. Middle English (sense 5): probably of Scandinavian origin and related to Danish burre 'bur, burdock', Swedish kard-borre 'burdock'
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