彼は息子に新しい自転車を買ってやらなくてはならない。

Sentence Analyzer

息子 新しい 自転車 買ってやらなくて はならない

English Translation

He must buy a new bicycle for his son.

Furigana

(かれ)息子(むすこ)(あたら)しい自転車(じてんしゃ)()ってやらなくてはならない。

Romanji

Kare wa musuko ni atarashii jitensha o katteyaranakute wanaranai.

Words

(かれ)
he; him; his; boyfriend
()
topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
息子 (むすこ、そく)
son; penis
()
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
新しい (あたらしい)
new; novel; fresh; recent; latest; up-to-date; modern
自転車 (じてんしゃ、じでんしゃ)
bicycle
()
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.
買う (かう)
to buy; to purchase; to value; to have a high opinion; to stir; to provoke
()
if ... then; when; and; why don't you...?; the more (one does something); because; since

Kanji

Readings: ヒ、 かれ、 かの、 か.の
Meanings: he, that, the
Readings: ソク、 いき
Meanings: breath, respiration, son, interest (on money)
Readings: シ、 ス、 ツ、 こ、 -こ、 ね
Meanings: child, sign of the rat, 11PM-1AM, first sign of Chinese zodiac
Readings: シン、 あたら.しい、 あら.た、 あら-、 にい-
Meaning: new
Readings: ジ、 シ、 みずか.ら、 おの.ずから、 おの.ずと
Meaning: oneself
Readings: テン、 ころ.がる、 ころ.げる、 ころ.がす、 ころ.ぶ、 まろ.ぶ、 うたた、 うつ.る、 くる.めく
Meanings: revolve, turn around, change
Readings: シャ、 くるま
Meaning: car
Readings: バイ、 か.う
Meaning: buy