剪切MP3工具。能够在播放MP3的同时选择所需要的MP3的头部和尾部，然后另存成新的MP3。适合剪切合适的MP3作为手机铃声。-Cut MP3 tools. Be able to play MP3 at the same time to select the head and tail of the MP3, then save it as a new MP3. Suitable for cutting MP3 as ringtone.