pinhead

noun

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

1. N-COUNT 针头；别针尖；钉头
   A pinhead is 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。
2. N-COUNT 傻瓜；笨蛋
   If you think someone is very stupid, you can say they are a pinhead .
   1. ...the pinheads with the money and connections.
      有钱有势的笨蛋

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。
2. C. have a sphincter the size of a pinhead.
   C.心情郁闷。
3. 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。
4. 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。
5. 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。
6. 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。
7. 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！
8. 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。
9. 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。
10. 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。
11. 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。
12. 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。
13. 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。
14. 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？
15. 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；
16. 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。
17. 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。
18. Experimental Research on Drag Reduction of Biomimetic Non-Smooth of the Surface of Injector Pinhead
    注射器针头表面仿生非光滑形态减阻的试验研究
19. Introduction of a pinhead extractor Self-made Syringe-needle Set
    介绍一种针头拔出器
20. 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
21. 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。
22. One-off aseptic injector includes needle lead and pinhead two parts.
    一次性无菌注射器可以分为针座和针头两个部分。
23. The main research tasks were how to drive and control image acquisition system; motion control of stepping motor; design and manufacture illumination system; mothods of image processing and inspect reversed fitting of pinhead.
    研究任务主要包括解决图像采集系统的驱动及控制、针头自动传输系统设计、照明系统的设计与制作，数字图像处理方法与针头反表缺陷检测等。

noun

1. the head of a pin

2. an ignorant or foolish person

   Synonym:    dumbbelldummydopeboobbooby