信号機
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ん
ご
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Meanings
1
The most common meaning; refers to the red-yellow-green lights controlling road traffic.
The traffic light at the next intersection turned red.
Because the traffic signal is broken, a police officer is directing traffic.
2
signal device; semaphore
Broader meaning: any mechanical or electrical signaling apparatus, such as railway signals or industrial indicators. Less common than sense 1.
Railway signals are important devices that ensure train safety.
Usage patterns
- 信号機が変わるfor the traffic light to change (color)
The traffic light changed from red to green.
- 信号機を守るto obey the traffic light
Cyclists also have to obey the traffic lights.
- 信号機が故障するfor a traffic light to malfunction
The traffic light malfunctioned due to the typhoon, causing chaos at the intersection.