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

• 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。
• 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。
• 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。
• 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。
• Introduction of a pinhead extractor Self-made Syringe-needle Set
  介绍一种针头拔出器
• 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。
• 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。
• Nursing care of local skin of fixing place of insulin pumps pinhead
  胰岛素泵针头固定处局部皮肤的护理
• Under the non-use state, the tip of the pinhead can be concealed, thereby improving the defects that the traditional subpoena receptacle is easy to prick the hands of other persons.
  在不使用状态下，插针头的尖端可以隐藏起来，从而可以改变传统传票插容易扎伤他人的缺点。