快速档位

face gear───[机]平面齿轮；半轴齿轮

fast car───飙车（歌曲名）

face gears───[机]平面齿轮；半轴齿轮

fast break───快攻

back gear───后倒齿轮；慢盘齿轮；[机]背齿轮

cam gear───n.凸轮装置，[机]凸轮传动装置

fast day───斋戒日

Likewise, you might find that the gearing on your 4WD is simply too high and in second gear it’s just too fast, or you’re stalling all the time.───类似地，你也可能发现自己车子挂二档时变速比就是太高，车辆太快，或者总是熄火。

Middle-aged man is spurning the fast car for a flash bike. But is this the tip of a fitness iceberg or just a yearning for expensive gear?───中年人会为一辆崭新的自行车而丢掉快捷的汽车。但这是健康的警告还是仅仅是个人渴望一台昂贵的装备呢？

big French beauty company, reckons the British market for men’s grooming gear is growing twice as fast as that for women’s.───大型法国美容公司，根据该公司统计，英国的男士美发工具市场扩张速度为女士用品市场的两倍。

Therefore, the research of the fast gear hob matching system is of important theoretical meaning and practical value.───因此，开展齿轮滚刀快速选配系统的研究具有重要的理论意义和生产应用价值。