繁栄が永遠には続かないことを知っておかなければいけない。

Sentence Analyzer

English Translation

You must realize that prosperity does not last forever.

Furigana

繁栄(はんえい)が永遠(えいえん)には続(つづ)かないことを知(し)っておかなければいけない。

Romanji

Han'ei ga eien ni wa tsuzukanai koto o shitte okanakerebaikenai.

Words

繁栄 (はんえい)

prospering; prosperity; thriving; flourishing

が (が)

indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and

永遠 (えいえん)

eternity; perpetuity; immortality; permanence

に (に)

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

は (は)

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

続く (つづく)

to continue; to last; to go on; to continue (without a break); to be unbroken; to occur again and again; to lead to; to connect to; to adjoin; to come after; to follow; to succeed; to rank next to; to hold out; to keep; to last

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

を (を)

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.

知る (しる)

to be aware of; to know; to be conscious of; to cognize; to cognise; to notice; to feel; to understand; to comprehend; to grasp; to remember; to be acquainted with (a procedure); to experience; to go through; to learn; to be acquainted with (a person); to get to know; to concern

置く (おく)

to put; to place; to leave (behind); to establish (an organization, a facility, a position, etc.); to set up; to appoint (someone to a certain position); to hire; to employ; to place (one's trust, one's faith, etc); to bear (in mind etc); to put down a tool (e.g. a pen) hence stopping what one is doing with that tool; to take in (boarders, etc.); to provide lodging in one's house; to separate spatially or temporally; to do something in advance; to leave something in a certain state; to keep something in a certain state