| 词汇 | trench |
| 词根词缀 | 词源： late 14c., "track cut through a wood," later "long, narrow ditch" (1489), from O.Fr. trenche "a slice, ditch" (1288), from trenchier "to cut," possibly from V.L. *trincare, from L. truncare "to cut or lop off" (see truncate). Trenches for military protection are first so called c.1500. Trench warfare first attested 1918. Trench-coat first recorded 1916, a type of coat worn by British officers in the trenches. 词根记忆： n. &v.(挖)沟,(挖)战壕They toiled all day digging the trench.他们整天艰苦地挖壕沟. n. 壕沟(被雨水切割出来的沟)[trench=cut,表示"切,割"] 词根词缀： trench trench n 壕沟(被雨水切割出来的沟) trench=cut,表示”切,割” trench n 壕沟(被雨水切割出来的沟) entrench v 用壕沟防护,确立…地位(en在…里面+trench=在壕沟里面) trenchant a 一针见血的(trench+ant=象刀切进去一样) |
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