north-west(sometimes, esp nautical, nor-west / ˌnɔ:ˈwest; nɔr`wɛst/ 有时作nor-west,尤於航海用语中),n [sing], adj, adv (abbr 缩写 NW) (region, direction, etc) midway between north and west （地区、 方向等）西北.
牛津英汉双解词典