| 释义 |
built-up AHD[bĭltʹŭpʹ] D.J.[ˈbɪltˈʌp]K.K.[ˈbɪltˈʌp]adj.（形容词）- Made by fastening several layers or sections one on top of the other:组合的，合成的：通过将几层或几部分逐个叠加而合成的：a built-up roof.一个组合房屋
- Filled with buildings; developed:建筑物多的；发展的：a built-up neighborhood.一个多建筑物的邻区
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