重点词汇
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旗号
banner; flag; pretext; guise; slogan; emblem
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火车
train; locomotive; local; choo-choo
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停下来
stopped; come to a halt; stopping; pull up; come to rest; stop
flag down a train
旗号
banner; flag; pretext; guise; slogan; emblem
火车
train; locomotive; local; choo-choo
停下来
stopped; come to a halt; stopping; pull up; come to rest; stop