私たちのひとりひとりが運転するときは気をつけなければならない。

Sentence Analyzer

私たち ひとりひとり 運転する とき つけなければならない

English Translation

Each of us has to be careful when driving.

Furigana

(わたし)たちのひとりひとりが運転(うんてん)するときは()をつけなければならない。

Romanji

Watashitachi no hitorihitori ga untensuru toki wa ki o tsukenakerebanaranai.

Words

私たち (わたしたち、わたくしたち)
we; us
()
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
一人一人 (ひとりひとり、ひとりびとり)
one by one; each; one at a time
()
indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and
運転 (うんてん)
operation (of a machine, etc.); operating; running; run; driving; working (capital, etc.)
とき (とき)
regular (stops at every station) Jouetsu-line Shinkansen
()
topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
()
spirit; mind; heart; nature; disposition; motivation; intention; mood; feelings; atmosphere; essence
()
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.
点ける (つける)
to turn on; to switch on; to light up

Kanji

Readings: シ、 わたくし、 わたし
Meanings: private, I, me
Readings: ウン、 はこ.ぶ
Meanings: carry, luck, destiny, fate, lot, transport, progress, advance
Readings: テン、 ころ.がる、 ころ.げる、 ころ.がす、 ころ.ぶ、 まろ.ぶ、 うたた、 うつ.る、 くる.めく
Meanings: revolve, turn around, change
Readings: キ、 ケ、 いき
Meanings: spirit, mind, air, atmosphere, mood