二話不說

The number two; second in order; twice; a pair; dual; also used as a variant of 'to change' or 'to compare'.

Speech; language; words; talk; conversation; to speak; to say; to discuss; story; dialect.

Function word; no; not; un-; negative prefix; used to form questions or emphasize a statement; sometimes used for rhythm.

to speak; to say; to talk; to explain; to discuss; to scold; to tell off; a theory or doctrine; to arrange a marriage