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Sentence

彼かれは精せい力りょく的てきに研けん究きゅうに取とり組くんだ。

Span Details

精せい力りょく的てき

energetic; vigorous

na-adjective

adverbial form after an adjectival suffix

研けん究きゅう

research; study; investigation

noun, suru verb

direction, time, indirect object, or target marker

取とり組くん

grapple with; wrestle with; engage in a bout; tackle; work hard on; come to grips with

-> 取り組むgodan verb

past tense or completed action