greyhound /'greihaund; 'grezhaund/ n slender, long-legged, keen-sighted dog, able to run fast, used in chasing live hares and, as a modern sport(~ racing) , mechanical hares moved along a rail. 靈猖 (一種題瘦，腿長，眼光銳利的參犬，奔跑迅速，用以追野兔或在現(xiàn)代游戲中用以追趕沿一軌道移動之機(jī)械假兔)