私はバスを降りてはじめて傘を置き忘れてきたことに気づいた。

Sentence Analyzer

ばす 降りて はじめて 置き忘れてきた こと 気づいた

English Translation

It was not until I got off the bus that I realized I had left my umbrella.

Furigana

(わたし)はバスを()りてはじめて(かさ)(おわす)()れてきたことに()づいた。

Romanji

Watashi wa basu o orite hajimete kasa o okiwasuretekita koto ni kizuita.

Words

(わたし、わたくし)
I; me; private affairs; personal matter; secrecy; selfishness
()
topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
バス (バス)
bus; bath; bass
()
indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.
降りる (おりる)
to descend (e.g. a mountain); to go down; to come down; to alight (e.g. from bus); to get off; to disembark; to dismount; to step down; to retire; to give up; to quit; to be granted; to be issued; to be given; to form (of frost, dew, mist, etc.); to be passed (from the body; e.g. of a roundworm)
初めて (はじめて)
for the first time; only after ... is it ...; only when ... do you ...
(かさ)
umbrella; parasol
置き忘れる (おきわすれる)
to leave behind; to misplace; to forget
(こと、こん)
thing; matter; incident; occurrence; event; something serious; trouble; crisis; circumstances; situation; state of affairs; work; business; affair; after an inflectable word, creates a noun phrase indicating something the speaker does not feel close to; nominalizing suffix; pretending to ...; playing make-believe ...; alias; aka; nickname; alternative name; also known as
()
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
気付く (きづく)
to notice; to recognize; to recognise; to become aware of; to perceive; to realize; to realise

Kanji

Readings: シ、 わたくし、 わたし
Meanings: private, I, me
Readings: コウ、 ゴ、 お.りる、 お.ろす、 ふ.る、 ふ.り、 くだ.る、 くだ.す
Meanings: descend, precipitate, fall, surrender
Readings: サン、 かさ
Meaning: umbrella
Readings: チ、 お.く、 -お.き
Meanings: placement, put, set, deposit, leave behind, keep, employ, pawn
Readings: ボウ、 わす.れる
Meaning: forget
Readings: キ、 ケ、 いき
Meanings: spirit, mind, air, atmosphere, mood