論拠

Kare no shujou wa ronriteki da ga, kanjin no ronkyo ga hakujaku de aru.

His argument is logical, but the crucial grounds for it are weak.

Ronbun o shippitsu suru sai wa, kyakkanteki na deeta ni motozuite ronkyo o shimesu hitsuyou ga aru.

When writing a thesis, it is necessary to present grounds based on objective data.

Aite no hanron ni taishite, jisetsu o uradzukeru arata na ronkyo o teiji shita.

In response to the opponent's counterargument, I presented new grounds to support my theory.

Chousa ga fujuubun na tame, sono kasetsu o shiji suru ronkyo ga fusoku shite iru.

Due to insufficient research, there are insufficient grounds to support the hypothesis.

Settokuryoku no aru purezenteeshon o okonau ni wa, meikaku na ronkyo ga fukaketsu da.

Clear grounds are essential for delivering a persuasive presentation.

Saiban ni oite, bengonin wa hikoku no muzai o shujou suru tame no yuuryoku na ronkyo o ageta.

In court, the defense attorney presented strong grounds to argue for the defendant's innocence.