| 单词 | general circulation |
| 释义 | > as lemmasgeneral circulation general circulation n. (a) Meteorology the overall circulation of the atmosphere corresponding to the large-scale wind systems which encircle the earth; (b) circulation of a periodical among a wide non-specialist class of readers. ΘΚΠ the world > the earth > weather and the atmosphere > weather > wind > [noun] > global system general circulation1796 1796 O. Gregory Lessons Astronom. & Philos. xvii. 92 A general circulation of air constantly takes place between the eastern and western hemispheres. 1810 J. Lambert Trav. Lower Canada & U.S. III. xlviii. 473 I am of the opinion that this general circulation of newspapers throughout America, tends very much to the instruction of the country people. 1899 Q. Jrnl. Royal Meteorol. Soc. 25 166 Schemes and discussions concerning the general circulation of the atmosphere. 1928 D. Brunt Meteorol. iv. 26 We find the movement of the winds of the globe form a system which is much simpler in appearance than might have been expected by one accustomed only to the variability of weather in the British Isles. This system is called the ‘general circulation’ of the atmosphere. 2004 PR Newswire (Nexis) 9 Sept. Print advertisements will run in general circulation and college newspapers. < as lemmas |
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