常见例句雙語例句As the blackout revealed, the lack of investment to expand electric infrastructure to meet growing demand has stretched the grid to its limits.此次斷電事故暴露出美國在擴建電力基礎設施方麪投資不足，致使日益增長的用電需求令高壓輸電網不堪重負。superbigcake.com 返回 stretched grid