石油はたいへんわたしたちの役に立つ。
Sentence Analyzer
English Translation
Oil is of great use to us.
Furigana
Romanji
Sekiyu wa taihen watashitachi no yakunitatsu.
Words
石油
(せきゆ)
oil; petroleum; kerosene
は
(は)
topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
大変
(たいへん)
very; greatly; immense; enormous; great; serious; grave; dreadful; terrible; difficult; hard; major incident; disaster
私たち
(わたしたち、わたくしたち)
we; us
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
役に立つ
(やくにたつ)
to be helpful; to be useful