...living in the slums where wood and scrap metal dwellings are thrown up in any available space...住在随便找块地方就能用木头和废铜烂铁搭起个住处的贫民区We hiked the Grand Canyon, exploring Indian cliff dwellings.我们去大峡谷徒步旅行,探究印第安人的崖居。Their houses ...
A coral reef is built by the accretion of tiny, identical organisms.珊瑚礁是由许多相同的微生物不断堆积而成。The multiple migration - accretion concept of Gruner deserves mention.格鲁纳的多次迁移 ― ―增长说受到了重视.This formation, called an accretion disk,...