Who owns the copyright on this song?谁拥有这首歌曲的版权？The material can be copied without infringing copyright.这份材料可以复制，不会侵犯版权。Copyright expires 50 years after the death of the author.版权在作者死后50年即行终止....
They will launch on the production of passenger cars next month.他们将于下个月开始生产客车。The captain was on the deck of the launch, steadying the boat for the pilot.船长站在汽艇甲板上为领航员保向。He said the launch of the party represented a mile...