ドアを閉めてから、鍵を置いてきたことに気がついた。

Sentence Analyzer

ドア 閉めて から 置いてきた こと 気がついた

English Translation

After I shut the door, I remembered I had left my key behind.

Furigana

ドアを()めてから、(かぎ)()いてきたことに()がついた。

Romanji

Doa o shimete kara, kagi o oitekita koto ni kigatsuita.

Words

ドア (ドア)
door (Western-style)
()
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.
閉める (しめる)
to close; to shut
から (から)
from (e.g. time, place, numerical quantity); since; from (originator); by; because; since; out of (constituent, part); through (e.g. window, vestibule); after; since
(かぎ、カギ)
key; lock
置く (おく)
to put; to place; to leave (behind); to establish (an organization, a facility, a position, etc.); to set up; to appoint (someone to a certain position); to hire; to employ; to place (one's trust, one's faith, etc); to bear (in mind etc); to put down a tool (e.g. a pen) hence stopping what one is doing with that tool; to take in (boarders, etc.); to provide lodging in one's house; to separate spatially or temporally; to do something in advance; to leave something in a certain state; to keep something in a certain state
(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
気がつく (きがつく)
to notice; to become aware; to perceive; to realize; to realise; to be scrupulous; to be attentive; to recover consciousness; to come to oneself

Kanji

Readings: ヘイ、 と.じる、 と.ざす、 し.める、 し.まる、 た.てる
Meanings: closed, shut
Readings: ケン、 かぎ
Meaning: key
Readings: チ、 お.く、 -お.き
Meanings: placement, put, set, deposit, leave behind, keep, employ, pawn
Readings: キ、 ケ、 いき
Meanings: spirit, mind, air, atmosphere, mood