Unlike in the Americas, where metallurgy was a very late and limited development, Africans had iron from a relatively early date.

美洲的冶金学发展非常晚，而且发展有限。与之不同的是，非洲人在更早的时候就有了铁。

youdao

Welcome changing requirements, even late in development.

欢迎需求变更，即便是在开发的后期。

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However, because security can be a pain for developers to deal with, it is often added or activated late in the development process.

然而，由于安全性对于开发人员来说是个令人头痛的问题，因此安全性经常是在开发流程的后期添加或激活的。

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After its fourth drug failure this year, Merck has two medicines in late-stage development.

FORBES: Magazine Article

Vertex plans to conduct additional studies of VX-661 to further evaluate its potential for late-stage development, pending regulatory discussions.

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The split ends a decades-long partnership that appeared to unravel after Lilly signed a deal earlier this year with Boehringer Ingelheim to jointly develop and sell several diabetes compounds that are in mid- and late-stage development, including a Boehringer oral diabetes agent known as linagliptin.

FORBES: Lilly And Amylin End Their Bad Marriage