| 单词 | grayling | 
| 释义 | Word Frequency grayling(ˈɡreɪlɪŋ) nounWord forms:  plural -ling or -lings 1.  any freshwater salmonoid food fish of the genus Thymallus and family Thymallidae, of the N hemisphere, having a long spiny dorsal fin, a silvery back, and greyish-green sides 2.  any butterfly of the satyrid genus Hipparchia and related genera, esp H. semele  of Europe, having grey or greyish-brown wings  | 
	
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