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一体全体， いったい全体， いったいぜんたい
1. ... the heck (e.g. "what the heck?"), ... in the world (e.g. "why in the world?"), ... on earth (e.g. "who on earth?")
tbd
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問題， もんだい
1. question (e.g. on a test), problem
2. problem (e.g. societal, political), question, issue, subject (e.g. of research), case, matter
3. question (i.e. doubt)
4. public discussion, controversy
5. trouble, problem, inconvenience, difficulty
问题（例如在考试中），难题；麻烦、问题、不便、困难；问题（如社会性、政治性问题）、疑问、议题、课题（如研究课题）、案例、事项；疑问；公开讨论，争议
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何か， なにか， なんか
1. something, some, any
2. somehow, for some reason
3. (so) what (are you trying to say)?, what (do you mean)?
什么，任何
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
