stud
noun uk/stʌd/ us/stʌd/
(HORSE)
[ C ] horses specialized种畜;（尤指）良种种马
a group of animals, especially high-quality horses, kept for breeding
David Grenfell runs a 170-acre stud farm in Co. Wexford, Ireland. 戴维‧格伦费尔在爱尔兰的韦克斯福德郡经营着一个170英亩的种马场。
put (out) to stud 留作种畜;留作种马
kept for breeding
The Derby winner Generous will be put to stud at the end of the season. 德比赛马的获胜者“慷慨”在本赛季结束后将会作为种马留下来。
(MAN)
[ C ] slang风流男子，四处留情的男人
a man who is considered to be attractive and skilled sexually
He thinks he's a real stud. 他自认为是个风流情种。
(DECORATION)
[ C usually plural ]（通常作装饰的）饰钉，嵌钉
a small nail or piece of metal, with a large, rounded top, that is attached to the surface of something, usually for decoration
(JEWELLERY)
[ C ]钉状首饰;耳钉;鼻插
a small piece of metal jewellery that is put through a part of your body such as your ear or nose
gold studs 金耳钉
a nose stud 鼻插
(BOOT)
[ C ] UK (US cleat)（尤指足球鞋的）鞋钉
any of the small, pointed objects that stick out from the bottom of some boots and shoes used in particular sports, for example football
studs showing/up （足球）在铲球时把鞋钉对着对方球员的腿
with the studs of your football boots pointing at a player's leg when you tackle them
A sliding tackle with the studs up is illegal in most leagues. 在绝大多数联赛中，滑铲时把鞋钉冲着对方球员的腿是不允许的。
(FASTENER)
[ C ] UK (also collar stud)（尤指旧时的）领扣
a fastener made from two small flat parts joined together by a short bar, used for clothing, especially in the past to fix collars onto shirts
See also: press stud
(TYRE)
[ C ] US（通常作装饰的）饰钉，嵌钉
a small piece of metal, many of which are attached to special tyres used for driving in the snow