どんなに努力しても、彼らは絶対成功しないだろう。

Sentence Analyzer

どんなに 努力して 彼ら 絶対 成功しない だろう

English Translation

Try as they may, they will never succeed.

Furigana

どんなに努力(どりょく)しても、(かれ)らは絶対(ぜったい)成功(せいこう)しないだろう。

Romanji

Donnani doryokushite mo, karera wa zettai seikōshinai darou.

Words

どんなに (どんなに)
how; how much
努力 (どりょく)
great effort; exertion; endeavour; endeavor; effort
()
too; also; in addition; as well; (not) either (in a negative sentence); both A and B; A as well as B; neither A nor B (in a negative sentence); even; as much as; as many as; as far as; as long as; no less than; no fewer than; even if; even though; although; in spite of; further; more; again; another; the other
彼ら (かれら)
they (usually male); them
()
topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
絶対 (ぜったい)
absolutely; unconditionally; absolute; unconditional; unmistakable; absoluteness
成功 (せいこう)
success; hit
()
be; is; indicates past or completed action; indicates light imperative

Kanji

Readings: ド、 つと.める
Meanings: toil, diligent, as much as possible
Readings: リョク、 リキ、 リイ、 ちから
Meanings: power, strength, strong, strain, bear up, exert
Readings: ヒ、 かれ、 かの、 か.の
Meanings: he, that, the
Readings: ゼツ、 た.える、 た.やす、 た.つ
Meanings: discontinue, beyond, sever, cut off, abstain, interrupt, suppress
Readings: タイ、 ツイ、 あいて、 こた.える、 そろ.い、 つれあ.い、 なら.ぶ、 むか.う
Meanings: vis-a-vis, opposite, even, equal, versus, anti-, compare
Readings: セイ、 ジョウ、 な.る、 な.す、 -な.す
Meanings: turn into, become, get, grow, elapse, reach
Readings: コウ、 ク、 いさお
Meanings: achievement, merits, success, honor, credit