捕らえることのできないもの、身軽で素早いもののたとえ、だそうです。
Sentence Analyzer
English Translation
It's apparently a metaphor for something uncatchable, light of body and fleet of foot.
Furigana
Romanji
Toraeru koto no dekinai mono, migaru de subayai monono tatoe, dasou desu.
Words
捕らえる
(とらえる)
to seize; to capture; to arrest; to grasp; to perceive; to treat (as)
事
(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
の
(の)
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
出来る
(できる)
to be able (in a position) to do; to be up to the task; to be ready; to be completed; to be made; to be built; to be good at; to be permitted (to do); to become intimate; to take up (with somebody); to grow; to be raised; to become pregnant
者
(もの、もん)
person
身軽
(みがる)
agile; nimble; light (of foot); casual (clothing); light (e.g. luggage); carefree; with limited responsibility
だ
(だ)
be; is; indicates past or completed action; indicates light imperative
素早い
(すばやい)
fast; quick; prompt; nimble; agile; quick (to understand); sharp (judgement)
ものの
(ものの)
but; although
仮令
(たとえ、たとい)
even if; no matter (what); if; though; although; supposing; supposing that; -ever
出す
(だす)
to take out; to get out; to put out; to reveal; to show; to submit (e.g. thesis); to turn in; to publish; to make public; to send (e.g. letter); to produce (a sound); to start (fire); to serve (food); to begin ...; to start to ...; to burst into ...
です
(です)
be; is
Kanji
Readings: ホ、 と.らえる、 と.らわれる、 と.る、 とら.える、 とら.われる、 つか.まえる、 つか.まる
Meanings: catch, capture
Readings: シン、 み
Meanings: somebody, person, one's station in life
Readings: ケイ、 かる.い、 かろ.やか、 かろ.んじる
Meanings: lightly, trifling, unimportant
Readings: ソ、 ス、 もと
Meanings: elementary, principle, naked, uncovered
Readings: ソウ、 サッ、 はや.い、 はや、 はや-、 はや.まる、 はや.める、 さ-
Meanings: early, fast