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Sentence analysis
5Spans
Sentence
Span Details
計り知れない
unfathomable; immeasurable; inestimableexpression, i-adjective
悲しみ
sadness; sorrow; grief; affection; lovenoun
に
direction, time, indirect object, or target markergrammar
沈ん
sink; go under; submerge; set; go down; descend; feel depressed; become somber; be subdued-> 沈むgodan verb
だ。
past tense or completed action-> たgrammar