"我的舅舅来了" 英文可以说成 "My uncle has arrived."
"My uncle" 表示 "我的舅舅"，"has arrived" 表示 "来了"。
这句话的来源是英文中表示家庭成员关系的词汇。"Uncle" 是指舅舅，是母亲或父亲的兄弟。
下面是一些使用 "My uncle has arrived" 的例句：
"I'm so glad my uncle has arrived. I haven't seen him in years!" (我真高兴舅舅来了。我已经好多年没见他了！)
"I heard a knock on the door and I knew my uncle had arrived." (我听到门敲响，就知道舅舅来了。)
"My uncle has arrived just in time for dinner. Can you set another place at the table?" (舅舅来的正是吃晚饭的时候。你能再摆一个餐位吗？)