注意してそれに取りかからねばならないだろう。

Sentence Analyzer

注意して それ 取りかからねばならない だろう

English Translation

We'll have to go about it with care.

Furigana

注意(ちゅうい)してそれに()りかからねばならないだろう。

Romanji

Chūishite sore ni torikakaranebanaranai darou.

Words

注意 (ちゅうい)
caution; being careful; attention (heed); warning; advice
其れ (それ)
that (indicating an item or person near the listener, the action of the listener, or something on their mind); it; that time; then; there (indicating a place near the listener); 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
取り掛かる (とりかかる)
to begin; to set about; to start
()
be; is; indicates past or completed action; indicates light imperative

Kanji

Readings: チュウ、 そそ.ぐ、 さ.す、 つ.ぐ
Meanings: pour, irrigate, shed (tears), flow into, concentrate on, notes, comment, annotate
Reading: 
Meanings: idea, mind, heart, taste, thought, desire, care, liking
Readings: シュ、 と.る、 と.り、 と.り-、 とり、 -ど.り
Meanings: take, fetch, take up