| 单词 | 硬橡胶 |
| 释义 | 〔electrophorus〕An apparatus for generating static electricity, consisting of a hard rubber disk that is given a negative charge by friction and a metal plate that is given a net positive charge by induction when in contact with the disk.起电盘：产生静电的仪器，由一个硬橡胶圆盘和一个金属板组成，圆盘通过摩擦带负电，金属板在与圆盘接触时感应带正电〔ebonite〕A relatively inelastic rubber, made by vulcanization with a large amount of sulfur and used as an electrical insulating material.硬橡胶：一种用大量硫磺硬化而成的相对无弹性的橡胶，用作绝缘材料〔cleat〕A projecting piece of metal or hard rubber attached to the underside of a shoe to provide traction.耐磨钉：在鞋底防止磨损的一块金属或硬橡胶的凸出物〔spline〕A flexible piece of wood, hard rubber, or metal used in drawing curves.曲线尺：有弹性的木片，硬橡胶，或用来画曲线的金属 |
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