私たちは地球が太陽の周りを回転すると信じていた。

Sentence Analyzer

English Translation

We believed that the earth moves round the sun.

Furigana

私(わたし)たちは地球(ちきゅう)が太陽(たいよう)の周(まわ)りを回転(かいてん)すると信(しん)じていた。

Romanji

Watashitachi wa chikyū ga taiyō no mawari o kaitensuru to shinjiteita.

Words

私たち (わたしたち、わたくしたち)

we; us

は (は)

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

地球 (ちきゅう)

the earth; the globe

が (が)

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

太陽 (たいよう)

sun; solar

の (の)

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

周り (まわり)

circumference; girth; surroundings; neighbourhood; neighborhood; vicinity

を (を)

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.

回転 (かいてん)

rotation (usu. around something); revolution; turning

と (と)

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

信じる (しんじる)

to believe; to believe in; to place trust in; to confide in; to have faith in