石炭は大部分が炭素から成っている。

Sentence Analyzer

石炭は大部分が炭素から成っている。

English Translation

Coal consists mostly of carbon.

Furigana

石炭(せきたん)は大(だい)部分(ぶぶん)が炭素(たんそ)から成(な)っている。

Romanji

Sekitan wa dai bubun ga tanso kara natteiru.

Words

石炭 (せきたん、いしずみ)

coal

は (は)

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

大 (おお)

big; large

部分 (ぶぶん)

portion; section; part

が (が)

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

炭素 (たんそ)

carbon (C)

から (から)

from (e.g. time, place, numerical quantity); since; from (originator); by; because; since; out of (constituent, part); through (e.g. window, vestibule); after; since

成る (なる)

to become; to get; to grow; to be; to reach; to attain; to result in; to prove to be; to consist of; to be composed of; to succeed; to be complete; to change into; to be exchanged for; to play a role; to be promoted; to do ...