健谈用英语可以说成 "outgoing" 或 "sociable". 这两个词都有积极主动与人交往的含义。

来源方面，"outgoing" 来自于英文动词 "go out"，意思是 "外出，出去"。"Sociable" 来自于英文动词 "socialize"，意思是 "社交"。

下面是一些例句，供参考：

John is very outgoing. He always loves to meet new people and make new friends.

Mary is a sociable person. She loves to go to parties and have fun with her friends.

I think you're very outgoing. You always seem to be the life of the party.

以上例句的中文翻译如下：

约翰非常健谈。他总是喜欢结交新朋友。

玛丽是一个健谈的人。她喜欢参加派对，和朋友们一起玩。

我觉得你很健谈。你总是似乎是派对的灵魂人物。