呵呵，我倒是有可能2010年1月份毕业，不过不确定啊！
以Facebook 为例，该公司表示，在该链接被重用之前，数据可能会一直存在，通常是“在很短的时间之后”，不过很明显，这段时间的长度可能很不确定。
In the case of Facebook, the company says data may hang around until the URL in question is reused, which is usually "after a short period of time", though obviously that time can vary considerably.
我开始更清楚地看自己了，不过我还不确定从那儿要去哪里。
I was starting to see myself more clearly, but I wasn't sure where to go from there.
研究人员不确定原因，不过他们推测咖啡中的抗氧化物质可以帮助胰岛素传到到身体的各部分组织中。
Researchers aren't sure why, but suspect that the antioxidants in coffee help deliver insulin to the body's tissues.
该软件对用户设计十分友好，即便你不确定是否需要花钱升级到高级版本，但下载一个助力你的本地备份是再适合不过。
The software is very user friendly, and even if you're not sure if you want to commit to paying for an online backup service, it's worth a download just to automate your local backups.
有可能取消其他一些订单，不过当然还不确定。
The chances are that some of the other orders may be cancelled. But of course you cannot count on that.
不过，现在我还不确定是否要用Flex去开发一个超过500个屏幕显示的ERP应用。
However, I'm not sure if I want to develop a 500 + screen ERP application in Flex just yet.
科技在很多方面都推动了我们的生活，不过只有一个方面，我不确定科技是否真的帮了我们的忙——那就是恋爱。
Tech pushes us forward on multiple fronts, but there's one area I'm not sure it's helped much, and that's romance.
由于医生也不确定究竟是什么增加心脏病突发率，所以也就很难确切地给病人建议。不过他们也给出以下忠告？
Because doctors aren't entirely sure what causes the increase in heart attacks, it's difficult to give concrete advice to patients. But they do make these Suggestions.
最后，我不确定我有对MongoDB本身有多着迷，不过这本书非常值得一看。
In the end, I'm not sure how big a fan I am of MongoDB itself, but I'm a big fan of this book.
不过，她并不确定自己是否会参加下一届奥运会。
不过由于挑战过于复杂以及结果的不确定性太大太危险一蹴而就是不可能的。
But the challenges are too complex and the danger of unintended consequences too great to fix all this right now.
不过，想想1993年时中国和印度的前景多么不确定。
But consider the uncertainties of China's and India's prospects in 1993.
我不确定它（老版本的播放软件播放列表）是否只是一种把音乐组合起来的方式，不过我添加不了歌手、封面或者歌曲到播放列表。
I’m not sure if it was just the way I had my music organized, but I could not add artists, albums, or songs to playlists within the app itself.
这种程序上的呼吁日渐明显，不过把好成绩与商品联系起来的后果目前还不确定。
The appeal of such programs is obvious, but the consequences of tying grades to goods are still uncertain.
我还不确定那是怎么回事，不过所有的外国人对此都兴奋不已，所以我想那一定不错。
I'm not sure what that is, but all the foreigners here are very excited about it so it must be very nice.
不过，由无法量化证券购买的影响所引起的不确定性，增加了政策微调和政策沟通上的困难。
However, uncertainty about the quantitative effect of securities purchases increases the difficulty of calibrating and communicating policy responses.
不过我还是不确定这斗篷来着。
不过，有人表示，即便只是不确定性可能也会造成伤害，因为国美的业务模式涉及从供应商获得大量短期信贷。
However, even the uncertainty could be damaging, some said, because the company's business model involved taking on large amounts of short-term credit from suppliers.
这个功能非常棒——不过，如果不是熟悉该功能的人告诉我，我还不确定自己能否发现它的存在！
This is pretty cool functionality - but I'm not sure I would have found it had it not been pointed out to me by someone in the know!
与会者说，他们以后会恢复谈判，不过日期还不确定。
Participants said they would resume negotiations at a later, unspecified date.
不过，现在也不确定企业的这种付出会得到什么样的回报。
Still, it's debatable what companies get in return for offering the moon.
不过之前我使用安装版时也有这样的问题，所以我不确定到底怎么了。
Also, Ubuntu already comes with all the goodies pre-installed so whats the point of this article?
不过，如果在谣言产生之前就严格执行不评论策略，并给出不评论的原因，那么不确定性可能不会增加。
However, uncertainty may not be increased if a no-comment policy is put into place prior to the rumor, is strictly followed, and is set forth as the reason for not commenting.
不过，如果在谣言产生之前就严格执行不评论策略，并给出不评论的原因，那么不确定性可能不会增加。
However, uncertainty may not be increased if a no-comment policy is put into place prior to the rumor, is strictly followed, and is set forth as the reason for not commenting.
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