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澳大利亚
/
ACT
/
大型车辆
/
d713c7d557...
(68/336) If the boomgates are down and the signals are flashing, at a railway level crossing, you may begin to cross -
If you cannot see a train approaching and you can safely go around the closed gate.
Only when the gate is up and the lights stop flashing.
Only when the lights stop flashing and no trains are coming.
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