疲れていようといまいと、私たちは歩き続けねばならなかった。

Whether we were tired or not, we had to walk on.

疲(つか)れていようといまいと、私(わたし)たちは歩(あるつづ)き続()けねばならなかった。

Tsukareteiyou to i mai to, watashitachi wa arukitsuzukenebanaranakatta.

疲れる (つかれる)

to get tired; to tire; to be worn out (e.g. of well used objects); to starve

と (と)

if; when; and; with; particle used for quoting (with speech, thoughts, etc.); quoting particle; promoted pawn; indicates question (sentence end)

要る (いる)

to need; to want

まい (まい)

probably isn't (doesn't, won't, etc.); don't (doesn't) intend to; intend not to; must not; (when used in an imperative sentence) don't

私たち (わたしたち、わたくしたち)

we; us

は (は)

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

歩く (あるく)

to walk

Readings: ヒ、つか.れる、 -づか.れ、つか.らす

Meanings: exhausted, tire, weary

Readings: シ、わたくし、わたし

Meanings: private, I, me

Readings: ホ、ブ、フ、ある.く、あゆ.む

Meanings: walk, counter for steps

Readings: ゾク、ショク、コウ、キョウ、つづ.く、つづ.ける、つぐ.ない

Meanings: continue, series, sequel