われわれ全部が交通信号を守らねばならないことは言うまでもない。

Sentence Analyzer

われわれ 全部 交通 信号 守らねばならない こと 言うまでもない

English Translation

It goes without saying that we must all observe traffic signals.

Furigana

われわれ全部(ぜんぶ)交通(こうつう)信号(しんごう)(まも)らねばならないことは()うまでもない。

Romanji

Wareware zenbu ga kōtsū shingō o mamoranebanaranai koto wa iumademonai.

Words

我々 (われわれ)
we
全部 (ぜんぶ)
all; entire; whole; altogether
()
indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and
交通 (こうつう)
traffic; transportation; communication; exchange (of ideas, etc.); intercourse
信号 (しんごう)
signal; signalling; signaling; traffic light; traffic signal
()
indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.
守る (まもる)
to protect; to guard; to defend; to keep (i.e. a promise); to abide (by the rules); to observe; to obey; to follow
(こと、こん)
thing; matter; incident; occurrence; event; something serious; trouble; crisis; circumstances; situation; state of affairs; work; business; affair; after an inflectable word, creates a noun phrase indicating something the speaker does not feel close to; nominalizing suffix; pretending to ...; playing make-believe ...; alias; aka; nickname; alternative name; also known as
()
topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
言うまでもない (いうまでもない、ゆうまでもない)
it goes without saying; there is no need to say so, but of course; it is needless to say; it need scarcely be said

Kanji

Readings: ゼン、 まった.く、 すべ.て
Meanings: whole, entire, all, complete, fulfill
Readings: ブ、 -べ
Meanings: section, bureau, dept, class, copy, part, portion, counter for copies of a newspaper or magazine
Readings: コウ、 まじ.わる、 まじ.える、 ま.じる、 まじ.る、 ま.ざる、 ま.ぜる、 -か.う、 か.わす、 かわ.す、 こもごも
Meanings: mingle, mixing, association, coming & going
Readings: ツウ、 ツ、 とお.る、 とお.り、 -とお.り、 -どお.り、 とお.す、 とお.し、 -どお.し、 かよ.う
Meanings: traffic, pass through, avenue, commute, counter for letters, notes, documents, etc.
Reading: シン
Meanings: faith, truth, fidelity, trust
Readings: ゴウ、 さけ.ぶ、 よびな
Meanings: nickname, number, item, title, pseudonym, name, call
Readings: シュ、 ス、 まも.る、 まも.り、 もり、 -もり、 かみ
Meanings: guard, protect, defend, obey
Readings: ゲン、 ゴン、 い.う、 こと
Meanings: say, word