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

• 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。
• 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。
• 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。
• 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。
• 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；
• It is many times larger than the AIDS virus ( like comparing a pinhead to a moose head), yet the mosquito easily carries this large organism to man.
  你不完全知道，是吧？如果感冒病毒是致命的，会有多少人被留在这个世界上？
• Firstly, the calcium alginate beads were produced by using high-voltage electrostatic droplet generator, the influences on beads profiles such as concentration of sodium alginate solution, voltage, push speed and pinhead were studied to select the basic parameters to produce microcapsules.
  首先，利用高压静电液滴发生装置制备了海藻酸钙胶珠，考察了海藻酸钠溶液浓度、电压、注射泵推进速度、针头等因素对胶珠制备的影响。
• Ricin can cause death from exposure to as little as a pinhead amount.
  只要针头大小的药量，蓖麻毒素就可以致人死命。
• 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。
• 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！