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1·A pinhead is the head of a pin.

针头是指大头针的头部。

2·We have to admit he is a pinhead.

我们不得不承认他是个脑袋像针尖的人。

3·We have to admit Mark is really a pinhead .

我们不得不承认马克是一个没有脑子的人。

4·What a pinhead! Don't you know we're enemies?

小毛头！你不知道我们是敌人吗？

5·The doctor fastens the pinhead with rubberized fabric.

医生用橡皮胶把针头固定下来。

6·This tiny piece of sky, the size of a pinhead held at arm's length.

这一小块天空，正如一臂之遥处的针头大小。

7·Jack is one of the best-looking men 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。

8·A pinhead of the puncture needle can be extruded from the front end of the shell.

所述穿剌针的针头可从所述外壳前端伸出。

9·One micron is a thousandth of a millimeter: a pinhead is about a millimeter across.

一微米等于千分之一毫米。针头直径大约一毫米。

10·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。