Rarely will there be a single right answer, although there may be wrong answers.

很少只会有一个正确的答案，虽然也可能会有错误的答案。

youdao

There is no single right answer, but take the time and use the resources available to find the right answer for you.

答案并不是唯一的，但你得积极利用时间和身边的资源来寻找你自己的答案。

youdao

The usual answer is No single answer is right, use your best judgment.

一般的答案是 没有单一正确的答案，取决于您的最佳判断。

youdao

"The honest answer is that right now there is no single figure that could rise up, " said Michael Long, the chairman of the Conservative Party.

WSJ: Paladino's Influence in Question