Since yellow can be seen well at all times of the day, school zones, some traffic signs, and school buses continue to be printed yellow.

由于黄色在一天中的任何时候都可以清晰地被看到，所以学校区域、一些交通标志和校车继续被印成黄色。

youdao

At the same time, more roads will be built and the underground will be added, reducing heavy traffic.

与此同时，将有更多的道路和地下层建成，减少交通拥挤。

youdao

It can be noisy at night, and there is quite a lot of traffic during the day.

晚上会很吵，白天车辆也相当多。

youdao

Nor would it be feasible to phase in the move to Malpensa: airlines that shift first would be at a disadvantage, and dividing the traffic of individual airlines between both Milan airports would double their costs.

ECONOMIST: Italian airports

Road pricing, taxes on urban parking and other targeted measures would be far better at tackling the traffic jams that occur at particular times and in particular places.

ECONOMIST: Burning issue

I'll never cease to be impressed with the way they could be riding down, say, Lexington Avenue at the speed of traffic, holding a casual conversation with one ear while listening to the police radio with the other, and spotting a guy out of the corner of their eye about to commit a purse snatching.

WSJ: Back on the Crime Beat