With a speed of 250 km per hour, it's also the first mountain heavy train line to provide a 4G network.

它的时速为250公里，也是第一条提供 4G 网络的山地重载铁路线。

youdao

Unluckily, my friend got stuck in the heavy traffic and I had to wait for an hour at the pickup area.

不巧的是，我朋友堵在了路上，我得在接送区等一个小时。

youdao

The heavy traffic detained us for half an hour.

拥挤的交通使我们耽搁了半个小时。

youdao

The American Heart Association recommends reducing time spent in heavy traffic or jogging during rush hour, or near busy roadways and better treatment for cardiovascular risk factors.

VOA: standard.2010.08.04

Utilizing four short-range radar sensors (two at the front, two at the rear), one long-range radar and a stereo camera, the vehicle is capable of cruising down an open freeway as well as negotiating heavy rush-hour traffic.

ENGADGET: Continental gets automated vehicle approved for Nevada roads

Heavy snow during rush hour in Warwickshire caused long delays on the M6.

BBC: Heavy snow in Warwickshire causes M6 delays

The ad was only up on Twitter and Facebook for an hour before someone came to their senses and deleted it, but as with heavy drinking, it only takes an hour to make an embarrassing spectacle of yourself.

FORBES: This Is What Happens When Models Don't Like The Offensive Ads You Put Them In