时间简史

As he gradually lost the use of his hands

当他的双手慢慢失去运动能力时

he had to start developing carefully choosing research projects

他不得不开始 精心挑选研究项目

that could be tackled and solved

那些只需要在脑袋里进行几何运算

through geometrical arguments that he could do pictorially in his head.

就能处理好的项目

And he developed a very powerful set of tools nobody else really had.

此外 他还发展了一套非常强力的工具 其他任何人都不曾有过

So in some sense, when you lose one set of tools

在某种程度上 当你失去一套工具时

you may develop other tools, but the new tools

你能发展出另一套工具 不过新的工具

are amenable to different kinds of problems than the old tools.

能解决的难题是和之前那套工具不同的

And if you're the only master in the world of these new tools

而如果世上掌握这套工具的人只有你一个

that means certain kinds of problems you can solve and nobody else can.

那么有些问题只有你能解决 其他人都无能为力

My work up to 1973 was in general relativity

直到1973年 我的工作都在广义相对论的范畴内

and was summarized in a book I wrote with George Ellis called

它们被总结在一本我与乔治·埃利斯合著的书中

The Large Scale Structure of Space-Time.

大尺度下的时空结构

Even then, it was difficult for me to write things down

那时候 书写对我而言已经很艰难了

so I tended to think in pictures and diagrams

所以我更倾向于以图形和图表的形式

that I could visualize in my head.

在脑海中进行思

重点讲解

1、develop

发展;成长;发育;生长

As children develop, some of the most important things they learn have to do with their sense of self.

在成长过程中，孩子学到的一些最重要的东西与他们的自我意识有关。

It's hard to say at this stage how the market will develop.

在现阶段，很难说市场将会如何发展。

(问题或困难)出现，产生

A huge row has developed about the pollution emanating from a chemical plant.

一家化工厂造成的污染已经引发了激烈争论。

blood clots in his lungs, a problem which developed from a leg injury.

由腿伤引起的他肺部的血块

（使）（企业或行业）发展；（使）扩展；（使）壮大

She won a grant to develop her own business.

她赢得了一笔拨款，用以扩展自己的企业。

Over the last few years tourism here has developed considerably.

在过去几年里，这里的旅游业获得了相当大的发展。

2、general

将军；（通常指陆军）上将

The General's visit to Sarajevo is part of preparations for the deployment of extra troops.

将军造访萨拉热窝是在为增加兵力部署做准备。

全体的；总的；普遍的

The figures represent a general decline in employment.

这些数字显示就业人数总体在下降。

the general deterioration of English society.

英国社会的普遍堕落

一般性的；普通的

His firm took over the planting and general maintenance of the park last March.

他的公司去年3月接管了公园的绿化和日常维护工作。