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With this concern in mind, nevertheless, and in order to deal with the problem of language complexity, UML 2.0 was modularized in a way that allows selective use of language modules.

不过，由于有了这些顾虑，UML2.0 在某种程度上进行了模块化，允许有选择性的使用一些语言模块，以便解决语言复杂度的问题。

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The most common heart problem and the one of greatest concern was dilated cardiomyopathy (five dogs had this disease, in which the heart muscle enlarges,becomes flabby, and can no longer function).

其中，最常见也是最值得关注的是扩张型心肌病(5只宠物狗有此疾病，其心肌扩张，变得松弛无力，最终失去功能)。

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"But this has raised concern that O.E.C.D countries were mainly exporting their shortage problem to countries that may have an even greater need for these nurses."

VOA: special.2010.06.07

This problem is less of a concern for next generation implants, which are being designed with the hacker threat in mind.

FORBES: New Jamming Tech Could Protect Pacemakers from Hack Attacks

There is concern in the sense that this divergent economy poses a problem for the policy makers, namely the Monetary Policy Committee at the Bank of England.

BBC: Bank weighs two-speed economy

Dr. BERGGREN: There is a concern that there is a big problem with suicide in this city.

NPR: Officials: Louisiana Hospitals Face Years of Recovery