好機は二度訪れない。

好機は二度訪れない。

Opportunity seldom knocks twice.

好機(こうき)は二(に)度(ど)訪(おとず)れない。

Kōki wa ni do otozurenai.

好機 (こうき)

good opportunity; chance

は (は)

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

二 (に、ふた、ふ、ふう)

two

度 (ど)

degree (angle, temperature, scale, etc.); counter for occurrences and times; strength (of alcohol)

訪れる (おとずれる、おとづれる)

to visit; to call on; to arrive; to come; to appear

Readings: コウ、この.む、す.く、よ.い、い.い

Meanings: fond, pleasing, like something

Readings: キ、はた

Meanings: loom, mechanism, machine, airplane, opportunity, potency, efficacy, occasion

Readings: ニ、ジ、ふた、ふた.つ、ふたたび

Meanings: two, two radical (no.2)

Readings: ド、ト、タク、たび、 -た.い

Meanings: degrees, occurrence, time, counter for occurrences, consider, attitude

Readings: ホウ、おとず.れる、たず.ねる、と.う

Meanings: call on, visit, look up, offer sympathy