Read Edit View history 升级换代 shēngjíhuàndài to upgrade and update Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 升级换代/ 升級換代 shēngjíhuàndài to upgrade and update to improve product quality and replace old generations with new ones; to modernize equipment or technology Edit Delete References Add reference No references for this word.
升级换代/ 升級換代 shēngjíhuàndài to upgrade and update to improve product quality and replace old generations with new ones; to modernize equipment or technology Edit Delete