この答えが必ずしも間違いとは限らないだろう。

This answer may not necessarily be wrong.

この答(こた)えが必(かなら)ずしも間違(まちが)いとは限(かぎ)らないだろう。

Kono kotae ga kanarazushimo machigai to wa kagiranai darou.

此の (この)

this (something or someone close to the speaker (including the speaker), or ideas expressed by the speaker)

答え (こたえ、いらえ)

answer; reply; response; solution

が (が)

indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and

必ずしも (かならずしも)

not always; not necessarily; not all; not entirely

間違い (まちがい)

mistake; error; blunder; accident; mishap; trouble; improper conduct (e.g. between man and woman); indiscretion

と (と)

if; when; and; with; particle used for quoting (with speech, thoughts, etc.); quoting particle; promoted pawn; indicates question (sentence end)

は (は)

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

限る (かぎる)

to restrict; to limit; to confine; to be restricted to; to be limited to; to be confined to

だ (だ)

be; is; indicates past or completed action; indicates light imperative

Readings: トウ、こた.える、こた.え

Meanings: solution, answer

Readings: ヒツ、かなら.ず

Meanings: invariably, certain, inevitable

Readings: カン、ケン、あいだ、ま、あい

Meanings: interval, space

Readings: イ、ちが.う、ちが.い、ちが.える、 -ちが.える、たが.う、たが.える

Meanings: difference, differ

Readings: ゲン、かぎ.る、かぎ.り、 -かぎ.り

Meanings: limit, restrict, to best of ability