| 释义 |
sunspot
\ˈ ̷ ̷ˌ ̷ ̷\ noun
1. : freckle
2. : a spot on the surface of the sun; specifically : one of the dark spots that appear from time to time consisting commonly of a blue-black umbra with a surrounding penumbra of lighter shade and usually visible only with the telescope
3. usually sun spot : sun arc |