| 单词 | trench knives |
| 释义 | trench knives in British Englishplural noun trench knife trench knife in British Englishnoun a double-edged steel knife, often with a guard in the form of a knuckle-duster, designed for close combat Word origin C20: so called because such knives were carried by patrols in the Trenches duringWorld War I |
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