ジョンは８０歳だが、元気だ。
Sentence Analyzer
English Translation
John is eighty years old but still fit.
Furigana
ジョンは８０歳 だが、元気 だ。
Romanji
Jon wa hachi zero sai da ga, genki da.
Words
は
(は)
topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
八
(はち、や)
eight
○
(まる)
circle (sometimes used for zero); 'correct' (when marking); symbol used as a placeholder (either because a number of other words could be used in that position, or because of censorship); period; full stop; maru mark; semivoiced sound; p-sound
歳
(さい)
-years-old; ability; gift; talent; aptitude; genius
だ
(だ)
be; is; indicates past or completed action; indicates light imperative
が
(が)
indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and
元気
(げんき)
lively; full of spirit; energetic; vigorous; vital; spirited; healthy; well; fit; in good health