单词 | grey dagger |
释义 | grey dagger(US gray dagger) noun A common Eurasian noctuid moth, Acronicta psi, having grey forewings with black dagger-shaped markings, the caterpillar of which is sometimes a pest of fruit trees and ornamental shrubs. OriginMid 18th century; earliest use found in Moses Harris (1730–c1788), entomologist and artist. |
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