それが何の役に立つんだ。

Sentence Analyzer

それ 役に立つ

English Translation

What good will that do?

Furigana

それが(なに)(やく)()つんだ。

Romanji

Sore ga nani no yakunitatsu n da.

Words

其れ (それ)
that (indicating an item or person near the listener, the action of the listener, or something on their mind); it; that time; then; there (indicating a place near the listener); you
()
indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and
(なに、なん)
what; how many; you-know-what; that; whatsit; what's the expression; what do you call them; what?; hey!
()
indicates possessive; nominalizes verbs and adjectives; substitutes for "ga" in subordinate phrases; (at sentence-end, falling tone) indicates a confident conclusion; (at sentence-end) indicates emotional emphasis; (at sentence-end, rising tone) indicates question
役に立つ (やくにたつ)
to be helpful; to be useful
()
yes; yeah; uh huh; negative verb ending used in informal speech (abbr. of negative verb ending "nu"); abbr. of particle "no"; abbr. of particle "ni" (used especially when it precedes the verb "naru")
()
be; is; indicates past or completed action; indicates light imperative

Kanji

Readings: カ、 なに、 なん、 なに-、 なん-
Meaning: what
Readings: ヤク、 エキ
Meanings: duty, war, campaign, drafted labor, office, service, role
Readings: リツ、 リュウ、 リットル、 た.つ、 -た.つ、 た.ち-、 た.てる、 -た.てる、 た.て-、 たて-、 -た.て、 -だ.て、 -だ.てる
Meanings: stand up, rise, set up, erect