Getting enough to eat and enjoying the safety and comfort of living fully on the grid is certainly a good thing—but it does carry an environmental price.
人们获得足够的食物，充分享受生活在城市中的安全和舒适当然是一件好事——但这确实会带来环境代价。
2
Moreover, the biggest impediment to the spread of renewables in most countries is not an antiquated grid, but the lack of a priceon carbon.
进一步来讲，在大多数国家这种可再生能源普及的最大障碍并不是落后的电网系统，而是煤炭的低价。
3
In order to satisfy the demands of people on high computing capability and low price, Grid integrates the Internet to be a virtual supercomputer to share the resources all over the world.