GbEng
为了安全起见,在市内开车时速不要超过三十公里。 For safety's sake, don't drive more than 30 kilometers per hour in the city.
羚羊跑起来有时速度惊人. Gazelles can movewith astonishing velocity.
这种新型号赛车於道路测试中时速达100英里. The new sports model achieved 100 miles an hour in road tests.