灰狗

greyhound race───灰狗赛跑

greyhound───n.灰狗（一种猎犬）；快速船

greyhounds───n.灰狗（一种猎犬）；快速船

greyhound racing───赛狗

greyhound races───灰狗比赛

greyhound track───灰狗赛道

grewhound───灰色

dog is undoubtedly a sight-hound, most likely a Greyhound, " he added. "Other dogs are also very adapted to endurance running, such as huskies."───最迅速的狗无疑是一种猎犬，像是格雷伊猎犬”Helton接着说道，“其他狗同样也非常适合耐久跑，像是哈士奇。”

A new brain-imaging study examined 11 carcasses from 11 different dog breeds, both long-snouted, such as the greyhound and Jack Russel terrier, and short-snouted, such as the mastiff and pug.───一项新的脑部影像研究检查了11具不同种类的狗的尸体，既包括长吻狗（long-snouted），比如灰狗（greyhound）和杰克罗素梗狗（Jack Russel terrier），也包括短吻狗（short-snouted），比如獒犬（mastiff）和哈巴狗（pug）。

At this point, they notice that a greyhound dog has been sitting there listening.───这时，他们注意到一只灰色猎犬一直蹲在旁边听着。