Article 10 of the European Convention guarantees free speech.

《欧洲公约》第10条保障言论自由。

《牛津词典》

Publishers have responded to the demand that they make their product free to readers by charging their writers fees to cover the costs of preparing an article.

为满足免费向读者提供文献的需求，出版机构通过向作者收费来负担其准备论文的费用。

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Article 21 The goods subject to free importation shall not be limi...

第二十一条进口属于自由进口的货物，不受限制。

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For instance, a photo of the Croatian National Theatre links to a free article on the country's capital, Zagreb.

WSJ: Encyclopaedia Britannica Now Fits Into an App

The home page of the Britannica app features a large daily color photo with an accompanying free article related to the picture.

WSJ: Encyclopaedia Britannica Now Fits Into an App

The work, performed by researchers from the University of Pittsburgh, is reported in the latest issue of The Lancet (NOTE: fee to read full article, but free for the summary).

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