These prior efforts all examined the degree to which different environmental, social and geographic variables correlated with the number of languages found in a given location.
这些先前的研究都审查了不同的环境、社会和地理变量与某一地点所发现的语言数目之间的关系。
2
These prior efforts all examine the degree to which different environmental, social, and geographic variables correlated with a number of languages found in a given location.
这些先前的研究都考察了不同的环境、社会和地理变量与在特定地点发现的多种语言之间的关联程度。
3
The Geographic has made a number of color photographic firsts, including the first undersea color photographs and the first color photographs from the air.