一周的第三天用英文怎么说

"The third day of the week" 用英语表示为 "Tuesday"。

Tuesday来自古英语“Tiwesdæg”，意为“Tiw的一天”，Tiw是古北欧神话中的战神。

例句：

I have a meeting on Tuesday. (我星期二有个会议。)
What are you doing next Tuesday? (你下个星期二要做什么？)
I'll see you on Tuesday. (我星期二见。)