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1·It refers to flexible timing of traffic signals.

它指的是交通信号的弹性计时。

2·The traffic signals along Factoria Boulevard in Bellevue, Washington, generally don't flash the same length of green twice in a row, especially at rush hour.

华盛顿贝尔维尤的法克托利亚大道上的交通信号通常不会连续两次闪烁相同时长的绿灯，尤其是在交通高峰期。

3·Bicycle riders must pay attention to the traffic around them and know traffic signals.

自行车骑行者必须注意周围的交通状况，了解交通信号。

4·You can think of them as traffic signals .

你可以把它们看作交通信号。

5·Drivers must be on the alert for traffic signals.

司机必须注意交通信号。

6·Drivers must be on the alert for traffic signals.

驾驶员必须密切注意信号。

7·Drivers must be on the alert for traffic signals.

驾驶员必须密切注意交通信号。

8·Uniformed road traffic signals are used nationwide.

全国实行统一的道路交通信号。

9·A lot of people disregard traffic signals and rules.

很多人疏忽于交通号志和法则。

10·It's as if, traffic signals were never meant for men at all.

这就好像信号灯从来就不是为男人们准备的。