intransitive. Astronomy. Of a rotating body, esp. a star: to rotate more slowly, usually because of decreasing angular momentum. Also transitive.
| 单词 | θ773 |
| 释义 | the world > the universe > star > stellar motion > rotate [verb] (2) to spin down1967 intransitive. Astronomy. Of a rotating body, esp. a star: to rotate more slowly, usually because of decreasing angular momentum. Also transitive. to spin up1967 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 trans… |
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