Media Playback Toolbar

打开

Opens a movie file or a sound file that you want to preview.

应用

Inserts the current movie file or sound file as a media object into the current document.

播放

Plays the current file.

暂停

Pauses or resumes the playback of the current file.

停止

Stops the playback of the current file.

重复

Plays the file repeatedly.

静音

Turns sound off and on.

音量滑块

调整音量。

视图

调整播放影片的大小。

位置滑块

移动到文件中的不同位置。