human hair
人发：指来自人类头部的头发
常用释义
英式发音
美式发音
基本释义
- 人发：指来自人类头部的头发，通常用于制作假发、发型和其他美容用途。
例句
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1·Each smaller thread is thinner than a human hair.每根更小的线都比人的头发还要细。
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2·He worked out how to write on rice grains, poppy seeds even human hair, and created the necessary micro-instruments to do this.他可以在米粒、板栗种子甚至还能在人的头发上写字，还发明了各种必要的微型工具去完成佳作。
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3·This machinery is so precise that a human hair couldn't even pass between the heads and spinning platters, yet it all works in terrific speeds.这台机器是如此精确，以至于人类的头发甚至不能从头部和旋转的磁盘之间穿过，但它的运转速度却是惊人的。
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4·You could actually draw out a 36,000-kilometer strand or ribbon of nanotubes stronger than steel, but maybe a thousandth the thickness of a human hair.你真的能够拉出一条36000公里长的纳米管线，或者纳米管带，其强度比钢铁要高，但其厚度可能只是人类头发的千分之一。
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5·But what can human hair be used for?但头发到底都有什么用途呢？
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6·A human hair is about 80,000 nanometers thick.人的头发大约有80000纳米粗。
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7·A human hair is about 80, 000 nanometers thick.人的头发大约有80000纳米粗。
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8·The average width of a human hair is 100 microns.人类头发的平均宽度是100微米。
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9·Can human hair support the weight of another person?人类的头发真的能承受一个人的重量吗？
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10·Each strand of hair - and it's human hair - is sewn on individually.每一戳头发都是真人头发，人工缝合。