silverfish (n.)youdaoicibaDictYouDict[silverfish 词源字典]
1703, in reference to various types of silver-colored fish (similar formation in German Silberfisch, Dutch zilvervisch); from silver (adj.) + fish (n.). In reference to a type of household insect damaging to books, wallpaper, etc. (also known as silvertail and furniture-bug), it is attested from 1855.[silverfish etymology, silverfish origin, 英语词源]