A German military submarine, esp. one used in the First World War (1914–18) or Second World War (1939–45).
| 单词 | θ204861 |
| 释义 | society > travel > travel by water > vessel, ship, or boat > war vessel > [noun] > submarine > specific types (5) U-boat1914 A German military submarine, esp. one used in the First World War (1914–18) or Second World War (1939–45). midget submarine1917 a small submarine (sometimes defined as any submarine under 150 tons), often carrying a crew of only one or two, and used in surprise attacks… midget sub1933 = midget submarine n. trident1972 An instrument or weapon with three prongs. esp. (With capital initial.) (a) The name of a type of U.S. nuclear-powered submarine designed to carry… Subcategories:— number of operating together (1) |
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