Americans have been free to trade their life-insurance policies since a Supreme Court ruling in 1911.

自从最高法院于1911年的一次裁定之后，美国人民就能自由交易他们的寿险保单了。

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A free trade agreement would be advantageous to both countries.

自由贸易协定对两国都会有利。

《牛津词典》

Duties and taxes are the most obvious barrier to free trade.

关税及其他各种税是自由贸易最明显的障碍。

《柯林斯英汉双解大词典》

He said the United States offers some of the world's lowest barriers to trade -- and expects free and fair access to other countries in return.

VOA: special.2010.07.09

But the United States has to free trade, and in that sense, it's likely to lean on the direction of keeping it open, the problems will arise if India does not reciprocate.

但美国非常坚决地,自由贸易，因而，其政策会倾向于,保持对外开放，如果印度不接受,这个机会营造互惠便会产生矛盾。

普林斯顿公开课 - 国际座谈会课程节选

She says APEC members need to learn what works in free trade agreements as they move toward creating an APEC-wide deal.

VOA: standard.2009.11.09

After the deal goes through, Chinese will be free to trade with most countries in the world free of major tariff restrictions.

BBC: China's WTO goal in sight

In fact, Britain would be free to trade with the rest of the EU just as any other country in the world can do.

ECONOMIST: Letters: On Britain and Europe, Brazilian cities, digital books, beautiful people, Klingon | The

Truly, the idea that people should be left free to trade with each other in peace must be the most wicked and dangerous doctrine ever devised.

ECONOMIST: The hubris of the West