| 单词 | periscope |
| 释义 | periscope /'penskaup; 'perazskop/ n instrument with mirrors and lenses arranged to reflect a view down a tube, etc so that the viewer may get a view as from a level above that of his eyes; used in submarines, trenches, etc. (潜水槌、 战壕等中所用的) 潜望镜。 i'：i a submarine periscope |
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