双十一英语是：Double Eleven。
例句：
1、Jingdong found that sales of IPHONE5 were nine to ten times higher than usual on "double eleven."
京东发现双十一那天IPHONE5的销量比往常高了九到十倍。
2、Singles' Day, also known as "Double Eleven" because its held on 11 November, is the biggest single shopping day in China.
光棍节，因为日期是11月11日，也被称为“双十一”，它是中国最大的购物日。
3、In the "double eleven" shopping spree, Alibaba's sales volume reached the peak of 2.85 million per minute, and the transaction volume of Nov. 11 reached 9.3 billion dollars.
双十一阿里巴巴高峰期的交易量达到每分钟两百八十五万，一天下来的成交量达到了九十三亿美元。
4、“双十一会”有很多优惠福利。
"Double eleven" has many discounts.
5、每年“双十一”我都会大量采购。
I buy a lot every year during the "double eleven".
艺海秦声
