“Our foreign policy, ” he declared, “promotes freedom as a matter of principle and interest.

“我们的外交政策，”他宣称，“将促进自由作为原则和利益问题。

As a matter of principle, he said, he never bought any of the tools in Vietnam still widely recycled from old war material.

他说，作为一种原则，他从来不买用回收来的军事废弃品再生产的理发工具。

It estimates that it loses a mere 3m-6m euros a year in revenue to Portugal, but says that as a matter of principle it can no longer tolerate tax refugees.

据评估，每年该国流入葡萄牙的收入损失不过3到5百万欧元，但是该国表示原则上，他们将不再默许“税收难民”。

As a matter of principle, states are free to come up with idiosyncratic taxes on goods and services As a matter of policy, however, there are questions about going after online ads alone-legal, constitutional and practical.

作为原则，各个国家有权对商品和服务征收特殊税款。然而，作为政策问题，仅仅针对在线广告存在合法、宪法和实际方面的问题。