Data collected included audiotapes , videotapes , interviews , and documents .

资料收集方面，包括录影、录音、晤谈及文件资料。

Audiotapes are a good alternative .

听录音磁带是一种很好的选择。

These results provide no evidence that regular use of subliminal audiotapes leads to a placebo effect .

这个结果显示，并无证据支持规律性使用潜意识录音带，将导致安慰剂的效果。

If joining a group isn 't your style , listening to audiotapes may help you over the rough spots .

如果你不喜欢参加任何团体，听录音磁带也可以帮助你度过这一艰难时期。

Listen to audiotapes or take a training course on your computer during the flight .

在飞机上可以听录音带或者用电脑参加一个培训课程。