彼はがんの研究に多大な貢献をした。

Sentence Analyzer

彼はがんの研究に多大な貢献をした。

English Translation

He made a great contribution to research into cancer.

Furigana

彼(かれ)はがんの研究(けんきゅう)に多大(ただい)な貢献(こうけん)をした。

Romanji

Kare wa gan no kenkyū ni tadaina kōken o shita.

Words

彼 (かれ)

he; him; his; boyfriend

は (は)

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

雁 (がん、かり、ガン、カリ)

wild goose; glans; head of a penis

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

研究 (けんきゅう)

study; research; investigation

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

多大 (ただい)

heavy; much

貢献 (こうけん)

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

を (を)

indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.

為る (する)

to do; to cause to become; to make (into); to turn (into); to serve as; to act as; to work as; to wear (clothes, a facial expression, etc.); to judge as being; to view as being; to think of as; to treat as; to use as; to decide on; to choose; to be sensed (of a smell, noise, etc.); to be (in a state, condition, etc.); to be worth; to cost; to pass (of time); to elapse; verbalizing suffix (applies to nouns noted in this dictionary with the part of speech "vs"); creates a humble verb (after a noun prefixed with "o" or "go"); to be just about to; to be just starting to; to try to; to attempt to