"Wednesday" is the Engpsh way to say "星期三" in Engpsh.

The Engpsh word "Wednesday" comes from the Old Engpsh "Wōdnesdæg," which means "day of Woden." Woden, also spelled Odin, is a Germanic god who is associated with wisdom, poetry, and war.

Here are some examples of "Wednesday" in sentences:

I have a meeting on Wednesday at 10am. (我星期三上午10点有一个会议。)
We usually have a staff meeting on Wednesdays. (我们通常在星期三开员工会议。)
I'll see you on Wednesday at the coffee shop. (我星期三会在咖啡店见到你。)