It was a pretty hardscrabble kind of life, but he wasn't aware of it at the time.

这是非常艰苦的生活，但他当时没有意识到。

The theory is that such austerity measures also help neurons survive the hardscrabble environment of a blood-deprived brain.

该理论认为，这种紧缩措施还有助于神经元在大脑缺乏血液的贫瘠环境中存活下来。

You meet him at a different time in his life, and he's from a hardscrabble background.

你在他生命中的不同时间遇到他，他来自一个艰苦的背景。

There's been a tension between the privileged university population and the hardscrabble regular people of Oxford for over 800 years.

800 多年来，享有特权的大学人口与牛津贫民窟的普通民众之间一直存在紧张关系。