<p>...중략...The scientists behind it have conducted hours of simulations that show the new approach could significantly improve travel A fourth, white traffic light could be the hottest new concept in traffic management right now...중략...</p> <p>&nbsp;</p> <p><a href="https://www.traffictechnologytoday.com/features/in-depth-analysis-the-fourth-white-traffic-light-concept.html" target="_blank">**출처:&nbsp;www.traffictechnologytoday.com(원문보기)</a></p>