These symptoms may develop any time from childhood to late adulthood.

这些症状从儿童期到成年后期都可能出现。

But when it does happen, the patients develop a lung injury half the time.

但当这种情况确实发生时，患者有一半的时间会发生肺损伤。

But those relationships take time to develop, time that is always in short supply when an epidemic breaks out.

但是这些关系需要时间来发展，当传染病爆发时，时间总是短缺的。

First, because our understanding of the climate is developing all the time.

首先，因为我们对气候的了解一直在发展。

Musk recently attended a number of energy conferences and said that US utility companies need to develop project time as soon as possible.

马斯克呼吁美国公用事业公司尽快制定项目时间表，提升电力供应。

Some people believe it is a site for developing new energy weapons, other people believe it is a site for developing time travel.

有人认为它是开发新能源武器的场所，也有人认为是发展时间旅行的场所。

There is no sign of this impact on the Earth today because at the time, our planet it only developed to about 90% of its current size.

现在的地球上已经没有那次碰撞的痕迹，这是因为当时，地球的大小只有现在大小的90%左右。

Now, over millions of years  and across hundreds of species, plants have developed five different types  of traps, most of them many separate times.

现在，在数百万年的时间里， 在数百个物种中，植物已经形成了五种不同类型的陷阱，其中大多数陷阱发生了很多次。

Gao Tian has a good job in a national media corporation, but for some time the idea of starting her own advertising agency has been developing in her mind.

高天在一家全国性传媒公司有一份不错的工作，但一段时间以来，她脑子里一直萌生着开办自己的广告公司的念头。

That was written by Dimitri Martin back in 1993 but wonderful new  palindromes are being developed all the time; often by people who spend a surprising amount of  their lives coming up with them.

这是 Dimitri Martin 于 1993 年写下的， 但是人们一直在开发新的精彩回文结构；通常是人们花费了大量的时间和精力来发明它们。

But she cautions, it's still early days, if, as we believe, the technology can over time be developed further and refined, And this block, which we, because, we actually so hard a block to overcome.

但她警告说，现在为时尚早，如果像我们相信的那样，有了这项技术，随着时间的推移，技术进一步发展和完善，而这一块，我们，因为，我们实际上是如此努力克服的障碍。

But I didn't know that in another part of our clinic, on a different floor, there was a registration clerk who had developed a very special relationship with my patient every time he came in for an appointment.

但我不知道， 在我们诊所的另一部分， 在另一层楼，有一个挂号员， 每次来预约时， 他都与我的病人建立了非常特殊的关系。