She will be away for the indefinite future.

她将离开一段时间，期限不定。

《牛津词典》

My heart was filled with puzzlement about the indefinite future and longing for the new life.

我的心对不确定的未来充满了困惑，渴望着新生活。

youdao

Rather, art begins to document a repetitive, indefinite, maybe even infinite present – a present that was always already there and can be prolonged into the indefinite future.

艺术开始记录一种重复的、不定的，或许甚至是无限的“当下”—一种已然存在且可能被延长到无尽的未来的“现在”。

youdao

Commercial banks can expect their returns to stay in the 10-12% range of the 1940s-80s for the indefinite future, says Richard Ramsden, a Goldman analyst.

ECONOMIST: Banks

But we fully intend to spend more than the next 10 countries combined on our mission to save the world not just this year, but for the indefinite future.

FORBES: The Real Sequestration -- Our Children's Future

While no effort was made to define or formally approve consensus positions or recommendations, the summary of the proceedings offered powerful arguments for fielding a large and flexible manned bomber force for the indefinite future, with a fleet of more than 20 B-2 aircraft as its backbone.

CENTERFORSECURITYPOLICY: Center For Security Policy