I am not sure if I can keep up with their speaking speed?

我不确定我是否能够跟得上他们的语速。

youdao

I am not sure if I can keep up with their speaking speed?

我不能确认是否跟上他们的语速。

youdao

'Like you know I cannot play in England but if I can keep at this level, play for my national team and I can expect to play as soon as possible here, ' Rajkovic said.

就像你知道的那样我不能在英格兰踢球，但在另一方面我可以为我的国家队效力来保持我的状态和能力，我希望可以尽快在这里打上比赛。

youdao

And to do that, in this it says, if I have a value, I want to keep it around, to do that, I can do things like this.

为了达到这个目的，在这里面是这么说的，如果我有个值，想把它保存起来，我可以这么做。

麻省理工公开课 - 计算机科学及编程导论课程节选

We do encourage it, however, and in general, I find you don't have to give up that old team, you can keep your old team, even if it's teams I won't name, just keep them to the side.

我们鼓励这种做法，然后，通常我发现你们,不会放弃原来支持的球队，你们可以继续支持以前的球队，即是它我不会提到的球队，先把它们放到一边。

麻省理工公开课 - 化学原理课程节选

If I can if I keep her healthy, I know what Jenn can jump high.

WSJ: Suhr relishes breaking indoor pole vault mark

I've won a lot and I feel if I keep playing the way I am I can still achieve a bit more.

CNN: Hungry Federer eyes grand slam titles in 2013

"If I keep playing like that I can get through to the semi-finals, " he said.

BBC: SPORT | Other Sport | Darts | Taylor and Lloyd into last eight