| 单词 | to spin up |
| 释义 | > as lemmasto spin up to spin up Astronomy. Of a rotating body, esp. a star: to rotate more quickly because of a gain in angular momentum or a redistribution of matter. Also transitive. ΘΚΠ the world > the universe > star > stellar motion > rotate [verb] to spin down1967 to spin up1967 1967 Nature 24 June 1299/1 If the interior were rotating at the rapid rate suggested by Dicke, the convective envelope would be spun up to this rate in a very short time. 1974 Nature 29 Nov. 366/1 As the Sun evolves, its rotating core gets smaller while its outer part spins up. 1976 [see to spin down 2 at Phrasal verbs 2]. 1978 Nature 16 Feb. 635/1 Before the neutron star starts to accrete and spin up..it spends a comparatively long time being spun down in the weak stellar wind of its companion. 1979 Nature 11 Jan. 116/1 The neutron star would be spun up in the process. < as lemmas |
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