| 释义 |
periscope美 ['perɪ.skoʊp] 英 ['perɪ.skəʊp] 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 |
n. | 1. a long tubular optical instrument, e.g. on a submarine, that uses lenses, prisms, and mirrors to allow a viewer to see objects not in a direct line of sight 2. a long tube with mirrors at each end, used for looking over the top of something, especially for looking at the surface of the ocean from a submarine |
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