letter和article有什么区别

letter是信件的意思，而article则是文章的意思，区别可以从以下例子看出：

I received a letter, ask me to read a article published in local newspaper, tell all stories of this community. 我收到一封信，让我读一篇在当地报纸上发表的文章，讲述这个社区的所有故事。