ペニシリンは人類の福祉に大いに貢献した。

Sentence Analyzer

English Translation

Penicillin has contributed much to the welfare of mankind.

Furigana

ペニシリンは人類(じんるい)の福祉(ふくし)に大(おお)いに貢献(こうけん)した。

Romanji

Penishirin wa jinrui no fukushi ni ōini kōkenshita.

Words

ペニシリン (ペニシリン)

penicillin

は (は)

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

人類 (じんるい)

mankind; humanity

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

福祉 (ふくし)

welfare; well-being; social welfare; social security; social service

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

大いに (おおいに)

very; much; greatly; a lot of

貢献 (こうけん)

contribution (furthering a goal or cause); services (to a cause)