earthwork
柯林斯詞典
1. N-COUNT Earthworks are large structures of earth that have been built for defence, especially ones built a very long time ago. (尤指古老的)土木防禦工事[usu pl]
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earthwork /???θ?w??k/ (earthworks)
劍橋詞典
- a raised area of earth made, especially in the past, for defence against enemy attack
（尤指舊時(shí)的）土壘防禦工事 返回 earthwork