Operation Iraqi Freedom is over, and the Iraqi people now have lead responsibility for the security of their country.

“伊拉克自由行动”已经结束。现在伊拉克人民承担着维护本国安全的主要责任。

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Thee U. s. national Transportation Safety Board said it would also assist the investigation, if asked. Indonesia has lead responsibility for any probe under international aviation rules.

美国国家运输安全委员会表示如果印尼提出请求，它将协助调查。印尼在遵循国际航空规则的所有调查中担负主要责任。

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He said lawmakers have a responsibility to lead through the even more difficult debates to come.

他说，议员们有责任为今后更加艰难的辩论做出表率。

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The United Nations Security Council has the lead responsibility for deciding that an act of aggression has taken place.

VOA: special.2010.06.21

General Allyn says U.N.and Haitian forces continue to have lead responsibility for security, which he says has been mostly good in very difficult circumstances.

VOA: standard.2010.01.19

But he said the country must take "lead responsibility" for its own security over the course of his five-year term.

CNN: New NATO chief warns of Afghan 'terror Grand Central'

And we must strengthen the capacity of Afghanistan's security forces and government so that they can take lead responsibility for Afghanistan's future.

WHITEHOUSE: President Obama on the Way Forward in Afghanistan and Pakistan | The White House

Since the 2010 election, it said, there had been four drugs ministers and three Home Office civil servants with lead responsibility for drugs.

BBC: Call for new drug policy research body