目录一.速识概念：二.八大生命周期钩子函数：三.结合代码了解：1. beforeCreate：2.created：3.beforeMount：4.mounted：5.beforeUpdate:6.updated：7.beforeDestroy：8.destroyed：一.速识概念：
I need to: - start / stop sounds with lengths between 0.1 and 10 seconds - change the playback volume I want to / would like to / would be nice to have to:
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