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Sentence

大だい事じな決けっ定ていを人ひと任まかせにしてはいけない。

Span Details

大だい事じ

important; serious; crucial

na-adjective, noun

adnominal form of the copula (after a na-adjective or noun)

決けっ定てい

decision; determination

noun, suru verb

人ひと任まかせ

leaving to others; relying on others

direction, time, indirect object, or target marker

light/support verb with a noun or noun-like phrase

-> するgrammar

てはいけない。

must not; may not