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普通， ふつう
1. normal, ordinary, regular, usual, common, average
2. normally, ordinarily, usually, generally, commonly
3. local train, train that stops at every station
普通；慢车，本地列车，停靠所有车站的列车
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
