| 单词 | tremor disk |
| 释义 | > as lemmastremor disk tremor disk n. the telescopic image of a star, as apparently enlarged by the vibration of the telescope and of the atmosphere. ΘΚΠ the world > the universe > cosmology > science of observation > astronomical instruments > observational instruments > [noun] > telescope > telescopic image of star tremor disk1905 1905 H. F. Newall in Athenæum 29 Apr. 534/1 On the general design of spectrographs for equatorials of large aperture, considered from the point of view of ‘tremor discs’. < as lemmas |
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