英语是：I come back。

解释：come英[kʌm]美[kʌm]vi.来; 出现; 开始; 发生;vt.做; 装扮…的样子; 将满（…岁）;int.嗨！;[例句]Two police officers came into the hall两位警官走进大厅。back英[bæk]美[bæk]n.背，背部; 背面，反面; 后面，后部; （椅子等的） 靠背;vt.使后退; 支持; 加背书于; 下赌注于;vi.后退; 倒退;[例句]The photographers drew back to let us view the body摄影师往后退开，好让我们查看尸体。”我回来了“英文有以下写法：I'm back.I'm home.I am back.I came back.相关拓展：这就是为什么我回来了。That is why I came back. 嗨，朋友们，我回来了。Hey guys! I have returned. 失望而困乏地，我回来了。Baffled and weary I come back.