1·We have gained some knowledge about electric power on physics class at high school.
在高中物理课上，我们学到了一些与电力相关的知识。
2·It can generate 194 megawatts of electric power, but that's just a drop in the bucket.
它可以产生194兆瓦的电力，但那只是沧海一粟。
3·Electric power traveled through the medium of wire.
电力通过电线这个媒介物传导。
4·The system operator has three main functions : transfer (inter-regional and international transit), process control and balance of the electric power system.
系统操作器有三大主要功能：传送（地区间和国际中转）、程控和电力系统平衡。
5·Electric power is highly efficient, so they will emit less carbon dioxide than conventional cars.
电力是高效的能源，所排放的二氧化碳要比传统汽车更少。