用户将可以在自己的推文里添加包括图片和视频在内的多媒体信息，而不用担心140字的推文限制。
The service is also changing the way it handles conversations between users.
这一新服务也将改变用户间的对话方式。
Twitter co-founder and chief executive Jack Dorsey told the BBC his aim was to ensure that "when people tweet, it makes sense".
推特联合创始人兼CEO多尔西告诉BBC，说他的目标是确保“当人们发送推文时，它(推文内容)能够被看懂”。
One analyst said the moves marked a "positive change", but added that they only addressed "one symptom" of Twitter’s difficulty in increasing its audience.
一位分析人士表明，此举标志着一个“积极的变化”。但是他又补充说道，此举只解决了“一个症状”，而推特要增加用户的话，它还面临许多其他的难题。
Despite constant references to tweets in the news, over the past year Twitter has struggled to attract fresh users to its platform - a problem partly blamed on it being confusing.
尽管新闻中时常提及推特，但是在过去几年里推特一直难以吸引新用户到自己的平台上，有人将此问题部分归咎于推特的复杂性。
"One of the biggest priorities for us this year is to really refine our product, to make it simpler," Mr Dorsey said.
多尔西说：“我们今年最重要的一个优先事项就是优化我们的产品，让它使用起来更简单。”
"I think there’s a story to be told about what Twitter’s for, and to continue to strengthen why you would use Twitter."
“我想有一个故事可以告诉你推特是什么，并且加强你的信念，让你继续使用推特。”
Some of the details were reported by the Bloomberg news agency a fortnight ago, and were, for the most part, welcomed by users.
彭博新闻社两周前报道了一些细节，从很大程度上来说，用户们很喜欢推特。
That last change does away with one of Twitter’s more baffling systems, in which posts beginning with a username would only be seen by a person’s followers if they too were following the member mentioned at the start of the tweet.
推特最新的一项更新让人非常不解，也让它掉了很多粉。如果推主的推文中涉及到了另外一个人，那么只有在推主的关注者也是文中那个人的粉丝的情况下，他才能够看到推文。
Brian Blau, an analyst at the consultancy Gartner, said Twitter’s problems in gaining new users would not be solved with these changes.
咨询机构“加特纳”的分析师布莱恩·布劳表示，这些举措不会解决推特在吸引新用户上存在的困难。
"The core problem is attracting new users and getting them to be loyal users over time," he explained.
他解释道：“问题的关键在于吸引新用户、并培养他们的忠诚度是需要时间的。”
"And we haven’t seen anything from Twitter yet that leads me to believe that they’re addressing that fundamental problem."
“目前推特还没有拿出让我们满意的表现，从而相信他们正在解决这个根本性的问题。”
The changes will not be made until later this year.
推特的这些变化将会在今年晚些时候着手进行。
This is to allow developers to integrate the new rules into their third-party apps and websites.
这段时间将使得开发者可以把这些新规定整合到他们的第三方应用软件和网站上去。
