彼が急速に日本語を習得するので私は嬉しかった。

Sentence Analyzer

English Translation

I was pleased with the rapidity with which he mastered Japanese.

Furigana

彼(かれ)が急速(きゅうそく)に日本語(にほんご)を習得(しゅうとく)するので私(わたし)は嬉(うれ)しかった。

Romanji

Kare ga kyūsoku ni nihongo o shūtokusuru node watashi wa ureshikatta.

Words

彼 (かれ)

he; him; his; boyfriend

が (が)

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

急速 (きゅうそく)

rapid (e.g. progress)

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

日本語 (にほんご、にっぽんご)

Japanese (language); Japanese as a second language

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.

習得 (しゅうとく)

learning; acquisition

ので (ので、んで)

that being the case; because of ...; the reason is ....; given that...

私 (わたし、わたくし)

I; me; private affairs; personal matter; secrecy; selfishness

は (は)

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

嬉しい (うれしい)

happy; glad; pleasant