urban center
n. 市中心区
例句与用法：
A corridor of undeveloped land, as along a river or between urban centers, that is reserved for recreational use or environmental preservation.
绿色走廊沿河或在两个城市中心区之间的由未开发土地形成的走廊，为市民休闲娱乐或环境保护而保留
urban center
n. 市中心区
例句与用法：
A corridor of undeveloped land, as along a river or between urban centers, that is reserved for recreational use or environmental preservation.
绿色走廊沿河或在两个城市中心区之间的由未开发土地形成的走廊，为市民休闲娱乐或环境保护而保留