He warn't any more responsible than a colt.

他还没有小马负责任。

youdao

The mare gave birth to a colt.

雌马生了一匹小马。

youdao

He tried to break a colt.

他试图驯服小马。

youdao

And a male under four is a colt.

VOA: special.2009.07.21

Ryan Fitzpatrick's no longer a Bill, Dwight Freeney's out as a Colt, Mike Wallace as a Steeler and Nnamdi Asomugha as an Eagle.

NPR: Who's Coming, Going In NFL Free-Agent Frenzy

But in the case of a colt with a potentially stellar stud career ahead of him, you know, you had to try everything.

NPR: Heartbreak at the Preakness Stakes

He won the 2, 000 Guineas at Newmarket for trainer Aidan O'Brien on Rock of Gibraltar, a colt owned by Manchester United manager Sir Alex Ferguson.

BBC: Johnny Murtagh