单词 | ecosystem |
释义 | ecosystemnoun eco·sys·tem ˈē-kō-ˌsi-stəm ˈe-kō- plural ecosystems 1 : the complex of a community of organisms and its environment functioning as an ecological unit That influx of fresh water alters the ocean's salinity near the seafloor, a factor that influences the makeup of the ecosystems in those places. Global warming, if it proceeds as many scientists predict, threatens to undo decades of conservation work and could mean the destruction of the monarch butterfly, the edelweiss, the polar bear and innumerable other species living in fragile ecosystems, an emerging body of scientific evidence suggests. 2 : something (such as a network of businesses) considered to resemble an ecological ecosystem especially because of its complex interdependent parts Newspaper layoffs have ripple effects for the entire local news ecosystem because, as the Congressional Research Service noted, television, radio and online outlets often "piggyback on reporting done by much larger newspaper staffs." Lots of Walmart customers are underserved by banks and other financial institutions, [Daniel] Eckert says; the company's experiments with finance-related products and services help customers "not only save money but also have access to a financial ecosystem they were crowded out from." ecosystemic ˌē-kō-si-ˈste-mik adjective ˌe-kō- The Amazon invariably evokes superlatives and often hyperbole. Stock images such as river dimensions and biotic variety are now joined with notions of forest biomass and ecosystemic complexity. The women of Sex and the City occasionally argued, sure, but their ecosystemic purpose—to be there for their friends as they date and search and marry—was always extremely clear. |
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