Nautical slang. The periscope of a submarine. Hence: a submarine commander's qualifying course; an officer on such a course. Also attributive in peris…
| 单词 | θ165003 |
| 释义 | society > armed hostility > hostilities at sea > administration and ceremonial > [noun] > course for submarine commanders (1) perisher1948 Nautical slang. The periscope of a submarine. Hence: a submarine commander's qualifying course; an officer on such a course. Also attributive in peris… |
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