pencil lead
英 [ˈpensl liːd]
美 [ˈpensl liːd]
网络 笔芯; 铅笔芯; 铅芯; 铅笔
英英释义
noun
- mixture of graphite with clay in different degrees of hardness
双语例句
- The so-called "lead" in a pencil is not lead at all, but chiefly a different form of carbon called graphite.
铅笔中所谓的铅，并不是“铅”，而主要是一种不同形态的炭，称为石墨。 - My first pencil box contained four wooden pencils, a razor, and a strip of sandpaper used to sharpen the lead.
我的第一个文具盒里有4只木质铅笔，一把小刀还有一张磨铅笔的砂纸。 - Have you got a spare pencil kate? Peter's broken the lead in his.
凯特，你有没有一支多余的铅笔？彼得把他的铅芯摔断了。 - The color of an HB pencil lead is too light to be read by the machine.
HB的铅笔铅芯颜色较浅，不能涂机读卡。 - It is widely used to manufacture high-temperature crucible used in metallurgy, lubricant used in the mechanical industry, electrode and pencil lead;
被广泛应用于制作冶炼上的高温坩埚、机械工业的润滑剂、制作电极和铅笔芯； - To his surprise, he discovered that the carbon in the candle wax had formed all four types of pure carbon, including diamonds and graphite, or pencil lead.
令他吃惊的是，他发现蜡烛里的碳已经形成了纯碳的四种形态，包括：钻石、石墨和铅笔芯。 - Each one was grooved to half the thickness of a pencil lead. Two slats were glued together with the lead between.
每一根木条中开了一条只有铅笔直径一半宽的槽，两个木条用胶粘合在一起，铅笔芯置于两个木条中间。 - Lovely aromatics of Emperor Cherry, blackberry, and cedar in the nose underscored with a subtle hint of pencil lead shavings.
饶富樱桃、黑莓迷人的芳香以及细致的铅笔屑香味透露出杉柏木特有的气味。 - Experiments were carried out on sheet metal with the signal of pencil lead breaking as simulating source.
以铅笔芯折断产生信号为模拟源进行了试验验证。 - Ordinary so-called pencil lead is graphite, a three-dimensional form of carbon.
普通所谓的铅笔芯其实是石墨，一种三维结构的碳。