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多分， たぶん
1. probably, likely, perhaps, maybe
2. a lot of, much, many, considerable, large (amount), generous
可能，大概，或许，也许
(大约60-70%的可能性，主观感受相对中性)；很多、许多、相当多、大量、慷慨
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
