红色信号灯表示人和车辆不能通行。

The red traffic light indicates that every person and vehicle must stop.

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记得注意红色信号灯。

Remember to the red light.

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信号灯是红色时就停下来。

Stop when the signal light is red.

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信号灯除红色和绿色，使用煤气，在漏油时会非常危险。

They were red and green, gas-powered, in the event of a leak.

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交通信号灯从红色变成了绿色。

The traffic lights changed from red to green.

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红色交通信号表示停车，绿色交通信号灯表示通行。

A red traffic light means stop and a green light means go.

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黄色交通信号灯(显示于红色与绿色交通信号灯之间)。

A red traffic light means stop and a green light means go.

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黄色交通信号灯(显示于红色与绿色交通信号灯之间)。

A red traffic light means stop and a green light means go.

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