The universe encompasses all of space and time we know, so it is beyond the realm of the Big Bang model to postulate what the universe beyond our horizon is.

宇宙包含我们所知的所有空间和时间，所以要求用大爆炸模型解释我们视界之外的宇宙超出了这个模型的限定范围。

youdao

What time is it? What day is it today? What is the weather like today?

现在几点了？今天星期几？今天天气怎么样？

youdao

It is time when you talk with your friends, and get to know what interesting things everyone is doing.

这是和你的朋友们聊天，了解每个人都在做的什么有趣的事情的时候。

youdao

When it was time for him to leave the spacecraft, this is what the world heard: "Roger,Flight,we're GO."

VOA: special.2009.06.24

What was neat about it is before that time, the predominant species to use for air conditioning or refrigeration was ammonia.

在这之前是很整洁的，之前最主要的用于空调或者冰箱的,物质是氨。

麻省理工公开课 - 固态化学导论课程节选

And what we saw last time is that this was necessary to make things work, this part of it in particular.

上节课我们讲,这是对外做功的必要条件，特别是这个部分。

麻省理工公开课 - 热力学与动力学课程节选

It is high time we not only think about what is important to us, it is time we do something about it.

CNN: Opinion: We can help to save our seas but we must act now

At issue here is the fact that by the time it is easy to see what the market is doing and that everyone agrees with your theme, most investors have already taken action based on the theme at hand.

FORBES: Biggest Investor Mistake: Absolute Certainty

Depending on what is being bought, at what time and how expensive it is, the Wallaby Card selects the best account and charges it.

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