英语词汇“puffin crossing”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	puffin crossing
释义	puffin crossing noun 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) crossing
随便看	zero-hours contract zero in zero option zero point zero population growth zero-rate zero-rated zero-rating zero stage zero-sum zero-sum game zeroth zeroth law of thermodynamics zero tolerance zero-zero option zerumbet alt-rock alt.rock altruism altruist altruistic altruistically ALU aludel alula

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