trout
/traut; traʊt/ n
(pl unchanged 复数不变)
1
(a) [C] any of various types of freshwater fish that are good to eat and fished for by anglers 鳟鱼.
(b) [U] flesh of such fish as food （供食用的）鳟鱼肉
a piece of smoked trout 一块熏鳟鱼.
2 (idm 习语) an old trout => old.