昔、地球は平らなものだと考えられていた。
Sentence Analyzer
English Translation
It used to be thought that the earth was flat.
Furigana
Romanji
Mukashi, chikyū wa tairana mono da to kangaerareteita.
Words
昔
(むかし)
olden days; former
地球
(ちきゅう)
the earth; the globe
は
(は)
topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
平ら
(たいら)
flatness; level; smooth; calm; plain; sitting tailor fashion
者
(もの、もん)
person
だ
(だ)
be; is; indicates past or completed action; indicates light imperative
と
(と)
if; when; and; with; particle used for quoting (with speech, thoughts, etc.); quoting particle; promoted pawn; indicates question (sentence end)
考える
(かんがえる)
to think about; to take into consideration; to ponder; to reflect; to try to come at a conclusion; to think over (something); to intend; to decide (to do); to plan; to come up with; to devise; to scheme; to predict; to anticipate; to expect; to suspect; to doubt; to consider (somebody to be something); to look on