Samoa settled on right-hand traffic in the early 1900s, when it was under German control.
20世纪初当萨摩亚还在德国控制期间，其交通法规定行车须在道路右侧。
On the one hand, traffic micro-circulation can shunt traffic of arterial roads and smooth traffic running;
交通微循环一方面可分流干道上的拥堵交通，畅通车流运行；
On the one hand, traffic micro-circulation can shunt traffic of arterial roads and smooth traffic running;
交通微循环一方面可分流干道上的拥堵交通，畅通车流运行；
应用推荐