trout
/traʊt/noun
(复同单, 或trouts)
1- a chiefly freshwater fish of the salmon family, found in both Eurasia and North America and highly valued for food and game鲑, 鲑鳟鱼。
1.1
- Genera Salmo (several species of true trouts, including the European brown trout and the rainbow trout), and Salvelinus (several North American species), family Salmonidae.鲑属（真鳟数种, 包括欧洲河鳟和虹鳟）, 红点鲑属（北美数种）, 鲑科。参见LAKE TROUT, SEA TROUT.
派生词
old trout
informal an annoying or bad-tempered old person, especially a woman
〈非正式〉讨人嫌（或脾气暴躁）的老人（尤指老年妇女）。
词源
late Old English truht, from late Latin tructa, based on Greek trōgein 'gnaw'.