Some suggestions of heritage protection are making sure your kids speak your traditional language, and teaching knowledge about heritage to them.

一些遗产保护的建议是，确保你的孩子说你的传统语言，并教他们有关遗产的知识。

youdao

The theme of the day this year is to give students more knowledge about safety and make sure their lives safe.

今年这一天的主题是教给学生们更多关于安全的知识，确保他们的生命安全。

youdao

Yes, but I'm not quite sure about the status of those industries now.

是的，但我不太清楚这些行业现在的状况。

youdao

She says their latest findings should settle any question about the value of making sure every pregnant woman receives iron supplements.

VOA: special.2011.01.05

OK, important -- if you are part of this group here think about it and make sure you understand that.

好的，这很重要，如果刚才你选了可逆过程,请好好想想并且保证已经理解了这个问题。

麻省理工公开课 - 热力学与动力学课程节选

Now, I'm not sure what kind of video we're talking about, and I'm not sure if the lecture will be the internet when we're all done. But nonetheless I'm gonna call this the next big thing-the video internet .

呃，我不确定我们要谈关于什么样的视频,我也不确定当这个讲座全部结束时,还是不是关于网络，但尽管如此,我还是要叫它为下一重大事件，网络视频。

麻省理工公开课 - 媒体、教育、市场课程节选

Not sure about all of this, maybe another conversation with Ian would help.

BBC: News - Today - Today's guest editor: Paul Nurse

I'm not so sure about all of there voters.

NPR: Campaign Frenzy in New Hampshire

We'll probably discover more of these systems and we'll be able in a couple of years to be sure about this sort of diagnosis.

BBC: Kepler star trio find is mystery to astroseismologists