The council is to examine ways of reducing traffic in the city centre.市政委员会将研究减少市中心交通量的方法。These proposals hope to reduce traffic and mandate lower speed limits.这些提议希望减少交通量并规定更低的时速限制。There's been a spike in traffic since the new grocery store opened.自从新杂货店开张以来，此处交通量激增。