用英语说 我不想虚度时光

I do not want to waste my life.

I do not want to spend my time in vain.

I don't want to fiddle

I don't want to idle away my time.
I don't like to waste my life.

我不想虚度时光
I hate idle away my time.

hate这里是"不想；不喜欢"的意思

idle away 混日子；碌碌无为地过；虚度时光