The widespread of electricity let to the invention of the portable record player, while the rise of the electronic industry fed the growing demand for hi-fi stereo system.
The widespread of electricity let to the invention of the portable record player, while the rise of the electronic industry fed the growing demand for hi-fi stereo system.
电的广泛使用使便携式电唱机面市，而电子行业的出现则刺激了人们对高保音响系统不断增长的需求。