私は子供のときは上手に泳げました。

Sentence Analyzer

私は子供のときは上手に泳げました。

English Translation

I could swim well when I was a boy.

Furigana

私(わたし)は子供(こども)のときは上手(じょうず)に泳(およ)げました。

Romanji

Watashi wa kodomo no toki wa jōzu ni oyogemashita.

Words

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

子供 (こども)

child; children

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

とき (とき)

regular (stops at every station) Jouetsu-line Shinkansen

上手 (じょうず、じょうて、じょうしゅ)

skill; skillful; dexterity; flattery

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