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駅， 驛， えき
1. railway station, train station
2. staging post on a highway (in pre-modern Japan)
3. counter for railway stations and bus stations
tbd
は
1. indicates sentence topic
2. indicates contrast with another option (stated or unstated)
3. adds emphasis
指示句子的主题；表示与另一选项（无论是否明确提及）形成对比；表示强调
