音标:[.megә'lɒpәlis] ;
n. 特大都市, 人口稠密地带
n. a very large urban complex (usually involving several cities and towns)
词型变化:名词复数形式 : megalopoliss
词性分布:
名词100%
【近义词】

MELISSA BLOCK, HOST: For centuries, scientists and amateur botanists scoured the country to document and preserve plant species. Their findings were prized like fine art. Now there's a new effort to digitize these collections, a treasure trove for re

发表于:2019-01-17 / 阅读(117) / 评论(0) 分类 2018年NPR美国国家公共电台9月

spiritual.... From Dazu Lily and I travel to the nearby city of Chongqing. Because of its postion in the middle of the Yangtze and the country, it's always been a major transport hub. Today, it's one of China's fastest growing cities.-Just coming to

发表于:2019-01-22 / 阅读(122) / 评论(0) 分类 自然百科2015年

New Map Knows Noise It's harder and harder to find peace and, especially, quiet. Just ask a field researcher deep in the wilderness. Even in the most remote parts of Alaska the sound of a jet crossing overhead is all too common. 寻求安宁越来越难

发表于:2019-02-13 / 阅读(126) / 评论(0) 分类 2018年科学美国人2月
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