趣味の話になると彼はいつも真剣な顔つきになる。

Sentence Analyzer

趣味 なる いつも 真剣な 顔つき なる

English Translation

When talking about his hobby, he always puts on a serious expression.

Furigana

趣味(しゅみ)(はなし)になると(かれ)はいつも真剣(しんけん)(かお)つきになる。

Romanji

Shumi no hanashi ni naru to kare wa itsumo shinkenna kaotsuki ni naru.

Words

趣味 (しゅみ)
hobby; pastime; tastes; preference; liking
()
indicates possessive; nominalizes verbs and adjectives; substitutes for "ga" in subordinate phrases; (at sentence-end, falling tone) indicates a confident conclusion; (at sentence-end) indicates emotional emphasis; (at sentence-end, rising tone) indicates question
(はなし)
talk; speech; chat; story; conversation; discussions; negotiation; argument
()
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
成る (なる)
to become; to get; to grow; to be; to reach; to attain; to result in; to prove to be; to consist of; to be composed of; to succeed; to be complete; to change into; to be exchanged for; to play a role; to be promoted; to do ...
()
if; when; and; with; particle used for quoting (with speech, thoughts, etc.); quoting particle; promoted pawn; indicates question (sentence end)
(かれ)
he; him; his; boyfriend
()
topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
何時も (いつも)
always; usually; every time; never
真剣 (しんけん)
seriousness; earnestness; real sword (as opposed to unsharpened or wooden practice weapon)
顔付き (かおつき)
(outward) looks; features; face; countenance; expression

Kanji

Readings: シュ、 おもむき、 おもむ.く
Meanings: purport, gist, elegance, interest, proceed to, tend, become
Readings: ミ、 あじ、 あじ.わう
Meanings: flavor, taste
Readings: ワ、 はな.す、 はなし
Meanings: tale, talk
Readings: ヒ、 かれ、 かの、 か.の
Meanings: he, that, the
Readings: シン、 ま、 ま-、 まこと
Meanings: true, reality, Buddhist sect
Readings: ケン、 つるぎ
Meanings: sabre, sword, blade, clock hand
Readings: ガン、 かお
Meanings: face, expression