And there has been no more fundamental, epoch-making modern innovation than the large-scale commercial generation, transmission, distribution, and conversion of electricity.
而对于现代人类来说，再没有比大规模的商业发电、输送电、配电和变电更具根本性和划时代的技术创新了。
2
He chose the GM buses because they use an automatic transmission and diesel boosters that provide power to scale inclines without strain.
There is no generally accepted taxonomy into which all computer networks fit, but two dimensions stand out as important: transmission technology and scale.