| 释义 |
tropopause Meteorol.|ˈtrɒpə-, ˈtrəʊpəʊpɔːz|
[f. troposphere + pause n.]
The upper limit of the troposphere, separating it from the stratosphere, at which the lapse rate falls to zero.
1919Geophysical Mem. (Meteorol. Office) No. 13. 59 The terms ‘tropopause’ and ‘lapse-limit’ have been suggested to denote the plane of cessation of the vertical temperature gradient. 1922Encycl. Brit. XXXI. 930 In a cyclone the tropopause is low, in an anticyclone high. 1947,1971[see jet stream a]. 1982New Scientist 17 June 788/1 Venus's tropopause..is much higher than that of the Earth,..some 70 kilometres above the Venusian surface. |