What does that "Yo He Ho" song mean?

这首“哟嘿吼”歌是什么意思？

youdao

The wonderful line he has in his last prose-fiction "Worstward Ho", Try again, fail again, fail better.

在他最后一部散文小说《向西去啊》有一句，再尝试，再失败，却更好地失败。

普林斯顿公开课 - 人性课程节选

He'd be even more gung ho if he had the confidence that every time he accidentally found oil, Pemex would pay him to produce it rather than order him to plug the well.

FORBES: Magazine Article

He was arrested in Ho Chi Minh City in October 2010.

BBC: Vietnamese bloggers deny charges, third in leniency bid

Yet the irony was that the manager, gung-ho as he was, did not speak any English and probably had not traveled abroad, nor was he planning to analyze the markets.

FORBES: Chinese Phones For Sale: Cautionary Tales From The Emerging Markets