| 单词 | cut-and-cover |
| 释义 | cut-and-cover in British Englishadjective designating a method of constructing a tunnel by excavating a cutting to the required depth and then backfilling the excavation over the tunnel roof cut-and-cover in American English (ˈkʌtnˈkʌvər) noun a method for digging a tunnel, laying pipe, etc., by cutting a trench, constructing the tunnel or laying the pipe in it, and covering with the excavated material Word origin [1830–40]This word is first recorded in the period 1830–40. Other words that entered Englishat around the same time include: ante, format, isomerism, nationalism, paraffin |
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