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幾分， いくぶん
1. somewhat, to some extent, to some degree
2. some, part, portion
在某种程度上
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
