Against all (the) odds , he made a full recovery.

在凶多吉少的情形下，他终于完全康复了。

《牛津词典》

So, then, all those years ago, against all the odds, I took the thinnest of all possible thin chances, and devoted myself to a life in science fiction.

于是，许多许多年前，我不顾所有人的反对，抓住一丝丝最渺茫的机会，将自己的一生投入科幻小说的事业中。

youdao

AGAINST all the odds, a number of shape-shifting islands in the middle of the Pacific Ocean are standing up to the effects of climate change.

出乎所有人的意料，位于太平洋中心的几个形变岛屿站出来挑战气候变化所带来的效应。

youdao

"Even though I never had a chance to talk to him, I can imagine when he was here how he had to stay focused against all the odds.

VOA: standard.2009.08.19

The perilous battle that was fought during World War II in the Pacific at Iwo Jima was a battle against all odds, and yet this picture immortalizes the victory of young GIs over the incursion against the Japanese.

CNN: Transcript: Bachmann's response to State of the Union

In the 1990s, WWF started a process in densely populated Netherlands that against all odds transformed 100, 000 hectares of agricultural land back into nature in a joint effort with farmers, corporations, homeowners, government agencies, environmentalists, and others.

FORBES: Five Steps to Growing Your Social Impact: Lessons from the World Wildlife Fund

We've charted our own course against all odds with a shared sense of determination and optimism at every pass.

FORBES: Magazine Article