史蒂芬本人偏爱猫。用英语怎么说？

史蒂芬本人偏爱猫。

Stephen himself had a weakness for cats...

Stephen

n. 史蒂芬（男子名）；

例句
All the time Stephen was lying face down and unconscious in the bath tub...
斯蒂芬一直脸朝下趴在浴缸里，不省人事。

himself

pron. （反身代词）他自己，（用以加强语气）他亲自，他本人；

例句
He pleaded guilty before a court martial to absenting himself without leave.
在军事法庭上他对自己擅离职守表示服罪。

had

v. 有（ have的过去式和过去分词 ），（亲属关系中）接受，拿，买到；

例句
He claimed that his parents had abandoned him...
他声称父母遗弃了他。

weakness

n. 弱点，缺点，软弱，优柔寡断，弱，衰弱，虚弱，〈口〉偏爱，癖好；

例句
The Treasury had been blaming the pound's weakness on the backwash from the falling dollar.
财政部一直将英镑的疲软归咎于美元贬值。

for

prep. 为，为了，倾向于，关于，当作；conj. 因为，由于；

例句
I've come looking for a bit of advice.
我特来讨教。

cats

abbr. catalogues （复数）商（产）品目录，说明书；n. 猫( cat的名词复数 )，恶语伤人的女人，猫科动物，[美国俚语]爵士乐迷；

例句
Allergy to cats is one of the commonest causes of asthma.
对猫类过敏是哮喘病发作最常见的诱因之一。