The first natural-burial ground was set up in 1993.

第一块自然坟地于1993年建立。

youdao

Eventually the little boat can go no further. We have reached the first natural fast water plunge pool.

最后小船不能再往前走了，我们到了第一个天然的冲击潭。

youdao

They feel more and more oppression from the controlling forces, and of course the first natural response is to defend themselves.

他们感受到来自控制势力的越来越多的压迫，所以第一反应就是去保护自己。

youdao

At first it might seem very unusual to see a natural form like a hill inside a museum.

VOA: special.2009.05.06

Okay, so given what we've learned so far in the class, a natural first question to ask is: are any of the strategies here?

好,先看看我们都学了哪些知识点,首先想到的是,这里的策略是什么

耶鲁公开课 - 博弈论课程节选

It's the first interpretation: the natural interpretation that a lot of you jumped to straight away.

首先,大家一下,都能想到的是

耶鲁公开课 - 博弈论课程节选

Based on what has happened through the first 9 months of 2012 Russia should achieve modest natural population growth in 2012, its first natural population growth since 1991.

FORBES: Russia's Demographics Continue to Rapidly Improve

That started to change in 1973, when Shell completed its first liquefied natural gas plant in Brunei.

FORBES: Magazine Article

The first: Natural resources will never run out.

FORBES: Digital Rules