It's something you can have running while you're out work or whatever, or it's relatively quiet, you could just have it tickin' away like you would a tumble dryer, a washing machine.

它可以在你外出工作或做其他事情的时候运行，或者它可以安静不动，你可以让它像滚筒式烘干机、洗衣机一样低耗待机。