watchtower

US [ˈwɑtʃˌtaʊr]
UK [ˈwɒtʃˌtaʊə(r)]
  • n.瞭望塔;岗楼
  • Web了望塔;守望台;监视塔
Plural Form:watchtowers  
watchtower
n.
1.
瞭望塔;岗楼a tall tower from which soldiers, etc. watch when they are guarding a place