イースト菌はパンを膨らませる際の作用剤だ。

Sentence Analyzer

いーすと菌はぱんを膨らませる際の作用剤だ。

English Translation

Yeast acts as an agent in making bread rise.

Furigana

イースト菌(きん)はパンを膨(ふく)らませる際(さい)の作用剤(さようざい)だ。

Romanji

I-sutokin wa pan o fukuramaseru sai no sayōzai da.

Words

イースト菌 (イーストきん)

yeast cell

は (は)

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

パン (パン)

bread; pastries (e.g. croissants); pastry-based products; pan; frying pan; panning (in a film)

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.

膨らむ (ふくらむ)

to expand; to swell (out); to get big; to become inflated

際 (さい)

on the occasion of; circumstances; juncture

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

だ (だ)

be; is; indicates past or completed action; indicates light imperative