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crack [kræk]
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词性及解释
  • n.
    裂缝, 爆裂声
  • vt.
    (使)爆裂, (使)裂开, (使)发出爆裂声
  • vi.
    (使)爆裂, (使)裂开, (使)发出爆裂声
  • a.
    第一流的
  • ad.
    啪地一声
  • 【化】
    裂缝; 龟裂
词形变化
动词过去式: cracked 过去分词: cracked 现在分词: cracking 第三人称单数: cracks
英英解释
  • 1.
    n.a usually brief attempt
    [例]
      he took a crack at it
      I gave it a whirl
  • 2.
    n.a purified and potent form of cocaine that is smoked rather than snorted
    [例]
      highly addictive
  • 3.
    n.a blemish resulting from a break without complete separation of the parts
    [例]
      there was a crack in the mirror
  • 4.
    n.a sudden sharp noise
    [例]
      the crack of a whip
      he heard the cracking of the ice
      he can hear the snap of a twig
  • 5.
    n.a long narrow opening
  • 6.
    v.break into simpler molecules by means of heat
    [例]
      The petroleum cracked
  • 7.
    v.reduce (petroleum) to a simpler compound by cracking
  • 8.
    v.become fractured
    [例]
      break or crack on the surface only
      The glass cracked when it was heated
  • 9.
    v.cause to become cracked
    [例]
      heat and light cracked the back of the leather chair
  • 10.
    v.break partially but keep its integrity
    [例]
      The glass cracked
  • 11.
    v.tell spontaneously
    [例]
      crack a joke
  • 12.
    v.hit forcefully
    [例]
      deal a hard blow, making a cracking noise
      The teacher cracked him across the face with a ruler
  • 13.
    v.make a very sharp explosive sound
    [例]
      His gun cracked
  • 14.
    v.gain unauthorized access computers with malicious intentions
    [例]
      she cracked my password
      crack a safe
常用词组
习惯用语
  • 1.
    fair crack of the whip
    (参加某事的)好机会
  • 2.
    have [take] a crack at
    [口]试一试, (在某件事上)试一试自己的能力
  • 3.
    in a crack
    [口]片刻间, 转眼间
  • 4.
    the crack of doom
    世界末日, 最后审判日的雷声
  • 5.
    to [till]the crack of doom
    直到世界末日; 无休无止地
  • 6.
    walk a [the] crack
    [美]沿地板缝走直线(证明自己没喝醉); 笔直地走
  • 7.
    crack back
    [美俚]回嘴, 反驳
  • 8.
    crack down on [upon]
    (对...)采取严厉措施; 制裁; 镇压; 严惩
  • 9.
    crack on
    加速, 开足(马力); 扯满(所有的帆); 扯满篷帆前进; (船只)开足马力前进; 策马疾行; 疾行; [俚]继续下去
  • 10.
    crack open
    啪地一声打开
  • 11.
    crack sb. [sth.] up
    吹捧某人[某事], 把某人[某事]捧上天
  • 12.
    crack up
    (身体或精神)垮下来, 不行了; 因飞机, 汽车等撞毁而伤亡; 使(汽车, 飞机等)撞毁; 吹, 捧; (使)捧腹大笑; 嚎啕大哭
  • 13.
    crack wise
    [美俚]说俏皮话
例句
  • 1.
    To crack up under the strain of poverty and sorrow
    穷愁潦倒
  • 2.
    Till I saw the pots in the inside red hot quite thro', and observ'd that they did not crack at all
    一直烧到里面的罐子红透为止,而且十分小心不让火把它们烧裂。
  • 3.
    Check the sample AS received by visual ASsessment to ensure no damage or crack found before testing.
    测试前用目视法检查样品,确保样品没有损坏和破裂
  • 4.
    "Oh, can pa have lost his mind?" thought Scarlett, and her throbbing head felt AS if it would crack with this added strain
    “哦,难道爸爸已经失了神了吗?”思嘉莉特一面想着,一面因受了这一新的刺激,觉得她的头要裂开了。
  • 5.
    Gave him a crack AT the job; took a crack AT photography.
    让他试着干这工作;试着从事摄影工作
  • 6.
    Price reform will BE the hardest nut to crack, but we have to crack it.
    物价改革是个很大的难关,但这个关非过不可。
  • 7.
    If governments do not crack down on poaching and eliminate the demand for tiger products, the tiger will BE stalked to extinction, says WWF.
    WWF说,如果有关政府不打击偷猎并根除对虎制品的需求,老虎将悄无声息地招致灭绝。
  • 8.
    We dragged ourselves out of BED at the crack of dawn
    天刚破晓我们就强迫自己起了床。
  • 9.
    Portable Banks may fall over when being moved if they are stopped suddenly by an objector crack in the floor.
    如果它们正在运动时突然被地上的裂缝阻挡的话,移动工作台会摔倒
  • 10.
    Bruce engaged low gear and drove at a terrifying speed, keeping the front wheels astride the crack as he followed its zigzag course.
    布鲁斯挂上慢档,把两只前轮分别搁在裂缝的两边,顺着弯弯曲曲的裂缝,以发疯的速度向前开去。
词汇级别

小测验:选择正确的单词

vt. 创造, 建造, 引起, 任命
  • A.cdreate
  • B.cdrate
  • C.cdrawl
  • D.cdraving

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