The most worrisome problem comes from the fact that about one-third of crime cases were committed by the juvenile and 53% of criminals in jails are youngsters below 25.

最令人担忧的问题是，大约三分之一的犯罪案件是由青少年犯下的，监狱里53%的罪犯是25岁以下的青少年。

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The most worrisome, according to Bertolaso, is the resort island of Ischia.

根据多拉索的看法，最令人担忧的是伊斯基亚岛（Ischia）等度假岛屿。

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Most worrisome, many car buyers in their 20s and 30s don’t even consider buying an American car.

更糟糕的是，许多20到30岁的汽车买主甚至根本不会考虑买美国车。

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Answering a question from one of the American soldiers, Gates called Iraq's Arab-Kurd issue "perhaps the most worrisome" in the country.

VOA: standard.2009.12.12

Lack of access to basic services remains the most worrisome malaise, dragging down India's social indicators.

BBC: Challenges ahead for India reforms

If you have faith in the sinking euro, Germany is the most worrisome of all.

FORBES: Digital Rules

The most worrisome problem identified in this report is the remaining lack of transparency in disclosures.

FORBES: Beware the Two-Handed Banks