pinhead

英 [ˈpɪnhed]

美 [ˈpɪnhed]

n.  大头针的平头

TOEFL

BNC.48757 / COCA.20666

牛津词典

noun

• 大头针的平头
  the very small flat surface at one end of a pin

柯林斯词典

• N-COUNT 针头；别针尖；钉头
  Apinheadis the small metal or plastic part on the top of a pin.
  1. It may even be possible to make computers the size of a pinhead one day.
     甚至有一天计算机都可能做成钉头那样大小。
• N-COUNT 傻瓜；笨蛋
  If you think someone is very stupid, you can say they are apinhead.
  1. ...the pinheads with the money and connections.
     有钱有势的笨蛋

英英释义

noun

• the head of a pin
• an ignorant or foolish person
  Synonym:dumbbelldummydopeboobbooby

双语例句

• C. have a sphincter the size of a pinhead.
  C.心情郁闷。
• Objective To look for the practicable method to reduce the forming of debris of rubber stopper by using No. 16 pinhead to puncture vertically into sealed bottles.
  目的寻找减少16号针头垂直穿刺密封瓶时胶塞碎屑形成的实用方法。
• Haha! What a pinhead! Don't you know we're enemies? No way am I gonna tell you that!
  哈哈！小毛头！你不知道我们是敌人吗？我是绝对不会告诉你的！
• Methods The changes of surface fissure position were observed while using different types of pinhead, two joint means, three kinds of tranfusion speed, and then we analyzed the observation by physical principle. By means of M.
  方法实验观察不同型号针头，两种连接方法，三种滴速情况下，不同裂隙部位液面的变化，再用物理原理加以分析。
• Thus if you enlarged a rounded bacterium a thousand times, it would be just about the size of a pinhead.
  因此，即使你把一个圆形细菌放大1000倍，它也不过一个针头那么大。
• In electronics, the unidirectional, pinhead electron stream generated by the cathode gun in a CRT.
  在电子技术中，由阴极射线管（CRT）中电子枪所产生的、单向细电子流。
• 2: We have to admit Mark is really a pinhead.
  这个人说：我们不得不承认马克是一个没有脑子的人。但是，我很尊重他，因为他工作很努力。
• You could place haft a dozen of them on a pinhead.
  它们小得可以在一个针头上放半打。
• The contrast experimental researches on the encystation voltage and the jump-spark voltage of flat pinhead and inclined pinhead are carried out.
  以海藻酸钠在氯化钙中固化成囊方法，进行了平针头与斜针头的成囊电压、跳火电压对比试验研究，得出平针头优于斜针头的结果；
• The latter measure a few dozen micrometres across; hundreds could crowd on to a pinhead.
  后者长几十个微米，一个针尖上可以放下几百条。