アインシュタイン以前、科学者は宇宙に際限がないものと思っていた。

Sentence Analyzer

English Translation

Before Einstein, scientists used to think that space had no end.

Furigana

アインシュタイン以前(いぜん)、科学者(かがくしゃ)は宇宙(うちゅう)に際限(さいげん)がないものと思(おも)っていた。

Romanji

Ainshutain izen, kagakusha wa uchū ni saigen ga nai mono to omotteita.

Words

以前 (いぜん)

ago; since; before; previous

科学者 (かがくしゃ)

scientist

は (は)

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

宇宙 (うちゅう)

universe; cosmos; space

に (に)

at (place, time); in; on; during; to (direction, state); toward; into; for (purpose); because of (reason); for; with; by; from; as (i.e. in the role of); per; in; for; a (e.g. "once a month"); and; in addition to; if; although

際限 (さいげん)

limits; end; bounds

が (が)

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

無い (ない)

nonexistent; not being (there); unpossessed; unowned; not had; unique; indicates negation, inexperience, unnecessariness or impossibility; not ...; to not be...; to have not ...

者 (もの、もん)

person

と (と)

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

思う (おもう)

to think; to consider; to believe; to think (of doing); to plan (to do); to judge; to assess; to regard; to imagine; to suppose; to dream; to expect; to look forward to; to feel; to desire; to want; to recall; to remember