极端天气频繁出现,对老旧电网的承载能力提出了严峻考验。Jíduān tiānqì pínfán chūxiàn, duì lǎojiù diànwǎng de chéngzài nénglì tíchū le yánjùn kǎoyàn.The frequent occurrence of extreme weather has posed a severe test to the carrying capacity of ageing power grids.
暴雨使这个区域的电网出现故障,居民晚上没有电。Bàoyǔ shǐ zhège qūyù de diànwǎng chūxiàn gùzhàng, jūmín wǎnshang méiyǒu diàn.Heavy rain caused a fault in this area's power grid, and residents had no electricity at night.
电工爬上高塔,检查电网上的设备。Diàngōng pá shàng gāotǎ, jiǎnchá diànwǎng shàng de shèbèi.The electrician climbed the tall tower to check the equipment on the power grid.