| 单词 | tropical wave |
| 释义 | > as lemmastropical wave tropical wave n. Meteorology an area of disturbed low pressure air in the tropics, typically moving westwards and developing into a depression; esp. a large low-pressure trough aligned in a north–south direction and moving from the African coast towards and across the Caribbean, bringing thunderstorms and potentially generating tropical cyclones. ΚΠ 1948 Bull. Amer. Meteorol. Soc. 29 197 Synoptic disturbances, such as polar troughs, that tend to decelerate waves produce intensification, provided that they are not so deep as to destroy entirely the upper easterly circulation associated with the tropical wave. 1968 Geogr. Jrnl. 134 591 World synoptic entities down to the scale of tropical cyclones and tropical wave disturbances all receive some systematic treatment. 1989 A. Wilentz Rainy Season (1990) iii. 69 Something called a tropical wave..a vengeful storm, a cyclone, had been predicted for today. 2018 L. Wright God save Texas iii. 74 In early August 2017, an atmospheric formation known as a tropical wave stirred into life off the western coast of Africa and began its journey across the Atlantic Ocean. < as lemmas |
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