In the United States, free speech is protected by the Constitution.

VOA: special.2009.10.31

This is a form of discrimination that is protected explicitly by American law.

这是一种歧视行为，法律明文禁止。

退休很神奇 - SpeakingMax英语口语达人

But members of the Digital Due Process Coalition say sending an e-mail should be no different from mailing a letter that is protected by law from being opened.

VOA: standard.2010.06.22

The hope is that people in all twenty-five countries will be protected against the disease by twenty-fifteen.

VOA: special.2010.12.15

The Internet search company is putting books online that are no longer protected by copyright.

VOA: special.2009.07.24

The seaport is one of three main sites in Mogadishu protected by the AMISOM forces.

VOA: standard.2009.09.26

He also noted that as a member of the Western NATO military alliance, Poland is now protected by a creed that says an attack on one is an attack on all.

VOA: standard.2009.09.01