Motorcycling
['motɚsaɪklɪŋ]
例句:
- Improved clutches, gear ratios which permit varying speeds, double-braking systems and electric lights are present-day refinements which add zest to the sport of motorcycling. 佚名. 神奇的知识之书.
- In the early days of motorcycling, belt drive was rather generally used, but the heavy duty required soon brought about the change to present usage. 佚名. 神奇的知识之书.
阿方斯校对