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

• Under the use state, the tip of the pinhead is higher than the side of the pin and under the non-use state, the blunt side of the pinhead is slighter than the side of the pin.
  在使用状态，插针头的尖端稍高于插针的末端，而在不使用状态，插针头的钝端也稍高于插针的末端。
• Jack is one of the best-looking man in the office, too bad he's such a pinhead!
  杰克是办公室最英俊的男子之一，可惜他笨的要死。
• 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。
• 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；
• 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。
• 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。
• 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。
• Conclusions It is better to avoid needling toward the left direction, which may reduce the forming of debris of rubber stopper when No. 12 incline-hole pinhead is used to puncture vertically into rubber stopper.
  结论采用12号斜面针头加药，最好避免针头向左，它可以减少穿刺胶塞时碎屑的形成。
• 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。
• 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。