立彬の日本語

理由は誰も分からない。

tbd

Nobody knows why.
No one knows the reason.
No one can tell the reason.
718
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理由， りゆう， わけ
1. reason, pretext, motive
理由，借口，动机
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誰も， だれも
1. everyone, anyone 2. no one, nobody
所有人，任何人；没人、一个都没有(用在否定句中)
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わかる， 分かる， 解る， 判る， 分る
1. to understand, to comprehend, to grasp, to see, to get, to follow 2. to become clear, to be known, to be discovered, to be realized, to be realised, to be found out 3. I know!, I think so too!
明白，理解；清楚，明确、被了解、被发现、被认识、被实现；明白！我也这么想！
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は
は
1. indicates sentence topic 2. indicates contrast with another option (stated or unstated) 3. adds emphasis
指示句子的主题
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