1·I need a soft lead pencil.
我需要一支软铅笔芯的铅笔。
2·Many transistors are smaller than the eraser on the end of a lead pencil.
很多晶体管都比铅笔头上的橡皮还要小。
3·Pieces of bread were used to erase lead pencil before rubber came into use.
在橡皮擦使用之前，人们用一片面包来擦铅笔字。
4·The lead pencil is one of the most used pieces of merchandise in the world.
铅笔是这个世界上使用的最多的商品之一。在所有的书写工具中，它最简单，最方便，最便宜。
5·The main products are: all kinds of black lead pencil, color lead pencil, craft pen, a special pencil.
主要产品有：各种黑芯铅笔、彩芯铅笔、工艺笔、特殊铅笔。
6·Perhaps the most surprising thing about the lead pencil is that it is not lead at all. And it is not a pencil.
可能关于铅笔最让人吃惊的事情是它根本就不是铅做的，而骣英语PENCIL也不是笔的意思。
7·The main products are black lead pencil, colored pencils, pad printing pencil, laser pencil, rolling gold pencil and other products.
产品主要有黑芯铅笔、彩色铅笔、移印铅笔、镭射铅笔、滚金铅笔等产品。
8·Vugular pore openings are frequently as large as an ordinary lead pencil and are usually attributed to leaching of the rock subsequent to deposition.
空孔穴开孔通常与一支普通的铅笔一样粗，这是由于沉积后岩石的侵析作用造成的。
9·He grabbed a pencil, and the lead immediately broke.
他抓起一支铅笔，铅笔芯立刻就断了。
—— 《柯林斯英汉双解大词典》
10·The lead broke on this pencil, so I have to sharpen it.
这支铅笔的笔芯断了，所以我只好削尖它。