ツバメは夏の前触れだ。
Sentence Analyzer
English Translation
The swallow is a sign of summer.
Furigana
ツバメは夏 の前触 れだ。
Romanji
Tsubame wa natsu no maebure da.
Words
燕
(つばめ、つばくらめ、つばくら、つばくろ、ツバメ)
swallow (bird of the Hirundinidae family); martin; barn swallow (Hirundo rustica); younger man involved with an older woman
は
(は)
topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
夏
(なつ)
summer
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
前触れ
(まえぶれ)
previous notice; herald; harbinger; portent; advance warning
だ
(だ)
be; is; indicates past or completed action; indicates light imperative