Another challenge to language survival is television.

电视是语言存活下来的另一个挑战。

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For these women, survival of themselves and their families is not their only challenge.

对于这些妇女而言，谋求其自身和家人的生存并不是她们所面临的唯一挑战。

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The challenge, says Duke's Van Dover, “is to ensure that cumulative effects of mining activities do not exceed the rate of recovery of the organisms that rely on these habitats for survival.

杜克大学的范多佛说，真正的挑战在于，“必须确保开采活动所积累的影响不会超过那些在该区域栖息的生物再生的速度。”

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So the first challenge is survival.

BBC: Tidal power gets a stormy birth off coast of Scotland

In the interest of maintaining financial and social relationships, the auditors did not sufficiently challenge and expose survival instincts and financial incentives on behalf of shareholders and the public.

FORBES: House of Lords Skewers Auditors; Over To You, Congress

"The expedition is supposed to be a challenge - not a survival exercise, " he said.

BBC: Charlotte Shaw