The crash occurred around 5 p. m. on a heavilytraveled metro route.
相撞事故下午5点发生在一条交通繁忙的地铁线上。
2
We own five trucks equipped with infrared technology, which we use to restore asphalt surfaces, mostly on heavilytraveled roads.
我们拥有五辆配有红外技术的卡车,用来修复柏油路面,大多数是那些交通繁忙的路段。
3
Unfortunately, as the use of cars has increased, it's been accompanied by a serious problem-deteriorating air quality in heavilytraveled parts of the country.