traffic signal

基本解釋

Then they gave each traffic signal a sensor that provides information about traffic at a given moment.
然後，他們給每個(gè)交通信號(hào)燈裝上傳感器，用以了解特定時(shí)段的路麪信息。
The fast pace of technology change in the 20′s brought us the lie detector, traffic signal, bubble gum and Penicillin.
20世紀(jì)20年代科技的快速發(fā)展給我們帶來(lái)了測(cè)謊儀、交通信號(hào)燈、泡泡糖和青黴素。
Traffic signals include traffic signal lamps, traffic signs, traffic line markings and the command of traffic policeman.
交通信號(hào)包括交通信號(hào)燈、交通標(biāo)志、交通標(biāo)線和交通警察的指揮。

Transportation officials equipped with increasingly sophisticated technology are considering ways they can use traffic signal-prioritization not just to speed the progress of buses, but to solve bus bunching.
FORBES: Busting Bus Bunching With Traffic Signals
These alerts will enable drivers to plan and share alternative travel routes, improve traveler safety and help transportation authorities better predict and reduce bumper-to-bumper traffic before it occurs through improved traffic signal timing, ramp metering and route planning.
ENGADGET: IBM shows off Smarter Traveler traffic prediction tool
Because tunnels block a radar signal, trains rely largely on hard-wired equipment like the box beside the track, which helps drivers and dispatchers talk to each other and controls a machinelike traffic signal, giving the drivers basic commands to stop and go.
NEWYORKER: Boss Rail