translation.en: And the appliances, the golden age of appliances really lasted -- it depends how you want to measure it -- but it's anywhere from 40 to 60 years. It goes on a long time.
translation.zh: 这些设备，这些设备、器械的繁荣时期持续了—— 当然这取决于你怎么衡量它—— 大约有40到60年的样子。这是一段很长的时期