单词 | puffin crossing |
释义 | puffin crossing in British Englishnoun a UK pedestrian road crossing with traffic lights signalling red to stop the traffic flow when pedestrians are seen on the crossing by infrared detectors. The green signal reappears when no pedestrians are seen on the crossing Word origin C20: p(edestrian) u(ser) f(riendly) in(telligent) crossingExamples of 'puffin crossing' in a sentence |
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