单词 | trade wind |
释义 | trade wind (wĭnd) n. often trade winds Any of a consistent system of prevailing winds occupying most of the tropics, constituting the major component of the general circulation of the atmosphere, and blowing northeasterly in the Northern Hemisphere and southeasterly in the Southern Hemisphere. [From obsolete to blow trade, to blow in a regular course, from TRADE, regular course (obsolete).] trade windsAs warm, moist air rises along the equator, surface air moves in to take its place, creating trade winds. |
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