They have an international obligation.

他们有国际义务。

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Article 3 the state shall strictly administer the transshipment and territory transit of nuclear products, and implement its international obligation of no proliferation of nuclear weapons.

第三条国家对核产品转运及过境实行严格管理，履行所承担的不扩散核武器的国际义务。

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This imposes an obligation to move forward as expeditiously and effectively as possible, individually and through international assistance and co-operation, to the maximum of available resources.

这便要求各缔约国有义务单独或通过国际援助和合作，最大限度使用现有资源，尽可能迅速有效的向前推进。

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That is a basic international obligation that all countries need to observe.

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It may be difficult for French governments to defy both strikers and public opinion, but they now have an international obligation to keep the single market in operation.

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"This is not the only in breach of Saudi Arabia's international obligations under international law, which imposes an outright prohibition on torture, it is also in breach of the government's international obligation under the Convention against Torture that explicitly forbids the use of all forms of torture for the purpose of extracting confessions or acquiring information, " he said.

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