| 单词 | sunspot |
| 释义 | Word Frequency sunspot(ˈsʌnˌspɒt) noun 1. any of the dark cool patches, with a diameter of up to several thousand kilometres, that appear on the surface of the sun and last about a week. They occur in approximately 11- year cycles and possess a strong magnetic field 2. informal a sunny holiday resort 3. Australian a small cancerous spot produced by overexposure to the sun Derived forms sunspotted (ˈsunˌspotted) adjective |
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