After like 40 years of tinkering and prototyping, Harrison built a clock based around a spring made from this new kind of steel and these low friction bearings made from literal jewels and gems.
经过约 40 年的修修补补和原型设计,哈里森做出了一个钟表,它以新型钢制成的弹簧以及珠宝与宝石制成的低摩擦轴承为基础。