| 单词 | polar front |
| 释义 | > as lemmaspolar front polar front n. Meteorology a front between polar and equatorial air masses. ΘΚΠ the world > the earth > weather and the atmosphere > movements and pressure conditions > [noun] > uniform body of air > boundary of > specific polar front1920 cold front1921 warm front1921 1920 V. Bjerknes in Nature 24 June 524/1 This line shows how far the cold air has succeeded in penetrating; it is a kind of polar front line.] 1920 V. Bjerknes in Nature 24 June 524/2 All meteorological events of the temperate zone..are derived from the general atmospheric circulation..as we know it from the polar front. 1973 R. G. Perry & A. H. Perry Synoptic Climatol. iii. 184 The classical view of tropical and polar air, separated by the polar front, does not accord well with modern knowledge of the general circulation. 1997 Independent 17 Sept. (Eye section) 10/5 Polar easterlies meet the prevailing westerlies at the polar front, which is where most of our chilly weather comes from. < as lemmas |
| 随便看 |
|
英语词典包含1132095条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。