Meteorology. Each of a number of narrow, variable bands of very strong air currents encircling the earth in the upper troposphere or lower…
| 单词 | θ7720 |
| 释义 | the world > the earth > weather and the atmosphere > movements and pressure conditions > [noun] > jet stream (4) jet stream1947 Meteorology. Each of a number of narrow, variable bands of very strong air currents encircling the earth in the upper troposphere or lower… jet1953 Meteorology. Short for jet stream, n. 2. Subcategories:— long lateral fluctuation (2) |
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