| 释义 |
subsolar, a.|səbˈsəʊlə(r)|
[sub- 1 a.]
†1. Exposed to the sun. Obs. rare—1.
1657Tomlinson Renou's Disp. 44 From a subsolar place..some are better or worse.
2. Meteorol. and Astr. Directly underneath the sun; having the sun in the zenith.
1860Fitzroy in Merc. Marine Mag. VII. 356 It is drawn towards, and after the ‘sub-solar’ rising part of the atmosphere. 1863Fitzroy Weather Bk. v. 71 The rising sub-solar or intertropical part of the atmosphere. 1910G. L. Hosmer Textbk. Pract. Astron. xiv. 175 If an observer measures an altitude of the sun he locates himself on the circumference of a circle whose centre is the sub-solar point. 1938[see sublunar a. 2]. 1970N. Armstrong et al. First on Moon ix. 195 As you get closer to the subsolar point you can definitely see browns and tans on the ground. 1978Pasachoff & Kutner University Astron. xv. 409 Because of Mercury's slow rotation, the subsolar point is not always at the same place on the surface and so is not eternally heated.
3. Beneath the surface of the sun. rare.
1885A. M. Clerke Pop. Hist. Astron. ii. ii. 211 In the penumbræ of spots, the glowing streams rushing up from the tremendous sub-solar furnace are bent sideways by the powerful indraught. |