31.   The Associated Press news report is protected by copyright, which gives the AP exclusive rights to reproduce or authorize reproduction of these materials.

32.   The United States has been urging China to do more to stop piracy of compact discs and other products protected by copyrights, patents and trademarks.

n. + protect >>共 864
law 7.53%
step 4.84%
government 3.52%
action 2.18%
police 2.11%
force 2.00%
troop 1.45%
precaution 1.21%
vaccine 1.17%
company 1.17%
copyright 1.11%
copyright + v. >>共 22
protect 44.44%
be 15.28%
expire 5.56%
exist 4.17%
extend 4.17%
pass 2.78%
restrict 2.78%
act 1.39%
belong 1.39%
come 1.39%
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