Santa（圣诞老人）有无复数?

有复数的：
At Christmas,department stores usually have Santas.
在圣诞节,商店通常有圣诞老人.
-- 小学英语(六年级上学期适用) - UNIT 4 Christmas Lesson 27 Christmas Gifts
In this new,sensitive age,Santas are being taught "Santa patter" for talking to children the right way,and being selected based on their ability to listen and show patience,warmth and understanding.
在这个年代,要当好一个合格的圣诞老人,他一定要懂得用适当的方法跟小孩子沟通,对他们要有耐心和热情.
"Suitably cheered,the Santas promised Bigger presents for children this year -- "if they've been nice.And most have.But politicians get smaller ones,"said Flemming,who doubles as a circus clown outside the Christmas season."
"值得欢呼的是圣诞老人们保证今年会给孩子们带来更大的礼物.弗莱明说:""如果孩子们表现好的话,他们大多数人都会有(礼物),但是政客们只能得到小一点的礼物.""他在圣诞节以外的时间里还兼任马戏团的小丑."