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Sentence analysis
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Sentence
Span Details
長々
at length; long-windedly; tediously; stretching far; lying at full lengthadverb
と
quotation, conditional, companion, or and markergrammar
説明
explanation; description; accountnoun, suru verb
して
light/support verb with a noun or noun-like phrase-> するgrammar
すみません。
excuse me; I'm sorry; thank you; you shouldn't have-> 済みませんexpression, interjection