hook² v [T] to fasten or hang something onto or around something else 钩，挂，吊: He hooked his umbrella around the handle. 他把雨伞钩把手上。
hook sth ↔ up to connect a computer, television etc to another piece of equipment or to a system 把…接在〔别的设备上〕: Millions of people are now hooked up to the Internet. 现在有数百万人在上网。