ジェーンは日本語が大いに進歩した。

ジェーンは日本語が大いに進歩した。

Jane has made great progress in Japanese.

ジェーンは日本語(にほんご)が大(おお)いに進歩(しんぽ)した。

Jye-N wa nihongo ga ōini shinposhita.

は (は)

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

日本語 (にほんご、にっぽんご)

Japanese (language); Japanese as a second language

が (が)

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

大いに (おおいに)

very; much; greatly; a lot of

進歩 (しんぽ)

progress; advance; improvement; development

Readings: ニチ、ジツ、ひ、 -び、 -か

Meanings: day, sun, Japan, counter for days

Readings: ホン、もと

Meanings: book, present, main, origin, true, real, counter for long cylindrical things

Readings: ゴ、かた.る、かた.らう

Meanings: word, speech, language

Readings: ダイ、タイ、おお-、おお.きい、 -おお.いに

Meanings: large, big

Readings: シン、すす.む、すす.める

Meanings: advance, proceed, progress, promote

Readings: ホ、ブ、フ、ある.く、あゆ.む

Meanings: walk, counter for steps