在软件上方的菜单中，选择Track-Insert new Tracks，你可以本身选择是添加一条音轨(Add one Track)照旧添加多条音轨(Add several Tracks)。如果选择了Add several Tracks，还需要确定添加音轨的数量。
基于1个网页-相关网页
add one track
添加一个音轨
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Tens of thousands are cops, firefighters, correctional officers, first responders. (Applause.) And we're on track to add another one and a half million jobs to this total by the end of the year.
WHITEHOUSE: The 2010 State of the Union Address
One thing that may add to the costs is keeping track of and complying with the ever-changing state of the law.
FORBES: Married Or Not, Gays Gain Partner Coverage
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