| 单词 | antarctic convergence |
| 释义 | > as lemmasAntarctic Convergence Antarctic Convergence n. Oceanography a convergence (convergence n. Additions d) surrounding the Antarctic where cold Antarctic surface water sinks beneath the warmer surface water to the north.The convergence, which marks a distinct climatic and ecological boundary, is about 20–30 miles (30–50 km) wide, and lies between about 45° and 60°S. It is sometimes taken as the northern boundary of the Southern Ocean. ΘΚΠ the world > the earth > water > flow or flowing > current > [noun] > sea > region of meeting > specific Antarctic Convergence1932 1932 Discov. Rep. 5 26 These two areas are separated, however, from the more southerly group of islands by..the sudden hydrographic change known as the Antarctic Convergence. 1990 Daily Tel. 4 Aug. 40/1 We had crossed the Antarctic Convergence, a boundary so apparent it might have been signposted. 2004 T. Wheeler Falklands & S. Georgia 63 The shrimp-like Antarctic krill..occurs in sometimes enormous swarms south of the Antarctic Convergence. < as lemmas |
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