时间简史

When you come to imaginary time,you have this rather peculiar possibility

当你进入虚时间 你就有这种相当特殊的可能性

of having a "now,"as it were without necessarily having a sort of a chain of past moments.

拥有"现在" 它不需要 建立在过去的基础上

If we start where we are at the moment and start running backwards in time

如果我从我们所处的瞬间开始 跑向过去的时光

then for a long time, things work perfectly normally.

那么在很长的一段时间里 事物都会非常正常的运作

But as you begin to get further and further back towards

但是当你往前越走越远时

what would be the origin point in the conventional real-time picture,you'd find that the nature of time changes

当你愈发远离传统的实时间图像时 你就能发现时间的性质改变了

that the imaginary component becomes more and more prominent

虚的一部分越来越显著

until what ought to have been the singular point in the classical theory

直到进入经典理论的奇点

gets smoothed away, and you have this beautiful picture of these bowls where the creation of the universe is pictures

才变得光滑 然后你就看到这个美丽的碗的画面 宇宙诞生的碗

of where we are now, and a smooth bowl of the past where there's no initial point, just a sort of smooth shape.

我们现在在这 光滑的碗是过去 那里没有奇点 只是光滑的形状

So long as the universe had a beginning We could suppose it had a creator.

只要宇宙有一个起点 我们就应该有一个创造者

But if the universe is completely self-contained having no boundary or edge

但是如果宇宙是完全独立的 无限并且无界

it would neither be created nor destroyed.

它就不会被创造或者毁灭

It would simply be.What place, then, for a creator?

它很简单地存在着 那么 把创世者摆在什么位置

重点讲解

1、necessarily

一定地;必要地

Anger is not necessarily the most useful or acceptable reaction to such events.

对于这种事，发火不见得是最有用或最能被接受的反应。

Speed and safety are not necessarily incompatible.

速度和安全未必不相容。

不可避免地;必然地

The most desirable properties necessarily command astonishingly high prices.

最值得拥有的财产必然要价不菲。

Tourism is an industry that has a necessarily close connection with governments.

旅游业是与政府有着必然的密切联系的产业。

2、component

组成部分;成分

Enriched uranium is a key component of a nuclear weapon.

浓缩铀是核武器的关键组成部分。

The management plan has four main components.

管理计划有4个主要部分。

组成的;构成的

Gorbachev failed to keep the component parts of the Soviet Union together.

戈尔巴乔夫没能把苏联各成员国团结在一起。

Polish workers will now be making component parts for Boeing 757s.

现在波音757飞机的组成部件将由波兰工人制造。