Dr Hantanirina Rasamimanana, a researcher and teacher at Antananarivo University, said: "Deforestation is always a problem, but in these past five months bushmeat is also very dangerous.

安塔那那利佛大学（Antananarivo University）的研究员及教师Hantanirina Rasamimanana博士说：“采伐森林是一个‘顽疾’了，但在过去这五个月里，捕杀野味也非常危险。

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The collision between the academic authority and executive authority is always a problem that our university administration has been facing.

学术权力与行政权力的冲突是我国高校管理工作长期以来面临的难题。

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The analysis of slope stability is always a problem which geotechnical workers think much of, because a steady slope in the nature condition may be unstable for the sake of human remodeling.

边坡稳定性分析一直是岩土工作者十分重视的问题，天然状况下稳定的边坡经过人工改造就有可能产生失稳。

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It is always better to work with another person to solve a problem.

VOA: special.2009.07.26

It's a persistent problem partly because it always raises these issues of fictionality versus truthfulness, of honesty versus embellishment.

这是个持久的问题,原因是它一直在质疑虚构性和真实性的关系，还有诚实与修饰的关系。

耶鲁公开课 - 1945年后的美国小说课程节选

One problem is that they're not always accurate and there's a couple of factors that could lead them away from accuracy.

其中一个问题就是它们并不总是准确的,有几个因素,能减低它们的准确性。

耶鲁公开课 - 心理学导论课程节选

This is always a problem for film makers who tackle historical themes, especially recent ones about which viewers can be expected to know a thing or two.

ECONOMIST: Recent events on film: Up close and historical | The

' And that's always a problem with the youth vote.

CNN: STORY HIGHLIGHTS

Now, it's always a problem waiting for Congress.

WHITEHOUSE: The White House