彼がそこにとどまることを決めたので、私たちみんな驚いた。

Sentence Analyzer

そこ とどまる こと 決めた ので 私たち みんな 驚いた

English Translation

His decision to stay there was a surprise to all of us.

Furigana

(かれ)がそこにとどまることを()めたので、(わたし)たちみんな(おどろ)いた。

Romanji

Kare ga soko ni todomaru koto o kimeta node, watashitachi minna odoroita.

Words

(かれ)
he; him; his; boyfriend
()
indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and
其処 (そこ)
there (place relatively near listener); there (place just mentioned); that place; then (of some incident just spoken of); that (of point just raised); you
()
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
止まる (とどまる)
to remain; to abide; to stay (in the one place); to be limited to; to be confined to
(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
()
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.
決める (きめる)
to decide; to choose; to determine; to make up one's mind; to resolve; to set one's heart on; to settle; to arrange; to set; to appoint; to fix; to clinch (a victory); to decide (the outcome of a match); to persist in doing; to go through with; to always do; to have made a habit of; to take for granted; to assume; to dress up; to dress to kill; to dress to the nines; to carry out successfully (a move in sports, a pose in dance, etc.); to succeed in doing; to immobilize with a double-arm lock (in sumo, judo, etc.); to eat or drink something; to take illegal drugs
ので (ので、んで)
that being the case; because of ...; the reason is ....; given that...
私たち (わたしたち、わたくしたち)
we; us
(みな、みんな)
all; everyone; everybody; everything
驚く (おどろく)
to be surprised; to be astonished

Kanji

Readings: ヒ、 かれ、 かの、 か.の
Meanings: he, that, the
Readings: ケツ、 き.める、 -ぎ.め、 き.まる、 さ.く
Meanings: decide, fix, agree upon, appoint
Readings: シ、 わたくし、 わたし
Meanings: private, I, me
Readings: キョウ、 おどろ.く、 おどろ.かす
Meanings: wonder, be surprised, frightened, amazed