Analyzer
Sentence analysis
8Spans
Sentence
Span Details
彼
he; him; boyfriendpronoun
は
topic markergrammar
孜々
assiduously; diligentlytaru-adjective, adverb
として
adverbial marker after a taru adjectivegrammar
研究
research; study; investigationnoun, suru verb
に
direction, time, indirect object, or target markergrammar
励ん
work hard; strive; devote oneself-> 励むgodan verb
だ。
past tense or completed action-> たgrammar