VOA慢速英语:弗吉尼亚州是世界上最大的互联网“云”之一

digital – adj. related to computer technology, especially the internet

cable – n. wire covered with plastic that carries electricity, internet or communications signals

fiber optics – n. glass or plastic fibers used to send light that contains information

trough – n. a low point between two high points

infrastructure – n. the basic equipment and structures (such as roads and bridges) needed for an area to operate

access – n. the right or ability to do or see something

generator – n. a machine that produces electricity