词汇	ecological foot-prints
释义	ecological foot-prints 生态足迹
随便看	California sampler california-santa california-santa barbara usa California sardine California satintail California School California School of Culinary Arts California sealion California sea lion california sea-lion california sea lions California sheephead California single-leaf pinyon california single-leaf pinyons California Slender Salamander California Sound California Space Institute California Spangled California Spangled Cat California stamp California state California, State of California State Teachers Retirement System California State University California State University-Bakersfield