ecoregions

ecoregions

美 　英

• 网络生态地区

例句

"Oyster reefs are at less than 10 percent of their prior abundance in most bays (70 percent) and ecoregions (63 percent), " said the study.

研究表明，在70%的海湾与63%的生态地区中，相较于先前丰富的产量，现在牡蛎群礁竟少于原来的10%。