黒板が必ずしも黒いとは限らない。

Sentence Analyzer

黒板 必ずしも 黒い 限らない

English Translation

Blackboards are not always black.

Furigana

黒板(こくばん)(かなら)ずしも(くろ)いとは(かぎ)らない。

Romanji

Kokuban ga kanarazushimo kuroi to wa kagiranai.

Words

黒板 (こくばん)
blackboard
()
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
黒い (くろい)
black; dark; illicit; wicked; underground
()
if; when; and; with; particle used for quoting (with speech, thoughts, etc.); quoting particle; promoted pawn; indicates question (sentence end)
()
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

Kanji

Readings: コク、 くろ、 くろ.ずむ、 くろ.い
Meaning: black
Readings: ハン、 バン、 いた
Meanings: plank, board, plate, stage
Readings: ヒツ、 かなら.ず
Meanings: invariably, certain, inevitable
Readings: ゲン、 かぎ.る、 かぎ.り、 -かぎ.り
Meanings: limit, restrict, to best of ability