periscope

美 [ˈperɪˌskoʊp]
英 [ˈperɪˌskəʊp]
  • n.潜望镜
  • 网络展望镜;潜望镜栏;广角潜望镜
复数:periscopes  
periscope
n.
1.
潜望镜a device like a long tube, containing mirrors which enable the user to see over the top of sth, used especially in a submarine(= a ship that can operate underwater) to see above the surface of the sea

例句

释义:
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