彼女はフランス語が堪能だ。

彼女はふらんす語が堪能だ。

She is proficient in French.

彼女(かのじょ)はフランス語(ご)が堪能(かんのう)だ。

Kanojo wa furansugo ga kannō da.

彼女 (かのじょ)

she; her; her; girlfriend; sweetheart

は (は)

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

フランス語 (フランスご)

French (language)

が (が)

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

堪能 (たんのう)

proficient; skillful; enjoying; satisfaction; satiation; having one's fill (of)

だ (だ)

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

Readings: ヒ、かれ、かの、か.の

Meanings: he, that, the

Readings: ジョ、ニョ、ニョウ、おんな、め

Meanings: woman, female

Readings: ゴ、かた.る、かた.らう

Meanings: word, speech, language

Readings: カン、タン、た.える、たま.る、こら.える、こた.える

Meanings: withstand, endure, support, resist

Readings: ノウ、よ.く

Meanings: ability, talent, skill, capacity