But other doctors say they worry that the changes will reduce testing and lead to more women dying from breast cancer.

VOA: special.2009.11.18

This is something that you're going to prove in statistical mechanics, and so we're not going to worry about where this comes from.

我们会在统计力学中,证明这一结论，现在不需要去,操心这一结论的由来。

麻省理工公开课 - 热力学与动力学课程节选

where you don't have any sort of expectations that you have to worry about from others.

你无需担心别人对你抱有过高的期待。

寻找幸福 - SpeakingMax英语口语达人

People who say they worry about their food and their environment are looking for locally grown produce from small farms.

VOA: special.2010.08.03

And I don't have to worry about these relative dimensions because we know from Marsden's calculations that, on the length scale that I have shown here, these would be just tiny little dots.

我们不必考虑,它们的相对大小,因为从马斯登的计算中我们可以得知，就从我现在给你们演示的这种相对距离来说，这些电子将只是一些很微小的斑点。

麻省理工公开课 - 固态化学导论课程节选

But people may worry about getting sick from blowing into a stranger's mouth.

VOA: special.2009.06.09

Fortunately, Square is a company 1 that has revenue from day 1 so we can look at constantly building that and we don't have to worry about much investment.

幸运的是，Square是一家,从第一天就有收入的公司1,所以我们可以看到在不断地建设它,而不必担心投资问题。

斯坦福公开课 - Twitter之父Jack.Dorsey演讲：好奇和灵感的力量课程节选

Many police officers worry the law would make it more difficult for them to get information from crime victims.

VOA: standard.2010.05.08

Keep in mind we do have this p orbital here and it's coming right out at us. And this p orbital is here, but it's empty, it doesn't have any electrons in it, that's why we don't have to worry about it in terms of getting our electrons as far away from each other as possible.

他们程120度角互相远离,这样它们离得最远，记住我们这里确实有个p轨道，它朝向我们，这里有个p轨道，但它是空的,里面没有电子,这就是为什么我们在考虑。

麻省理工公开课 - 化学原理课程节选

"I don't think there is any worry Ambassador Bosworth's visit to North Korea will somehow detract from our efforts,".

VOA: standard.2009.12.08

U.S.officials worry that, even if the virus' spread is eventually contained, it could re-emerge months from now during the northern hemisphere's winter flu season, when more than 30,000 Americans die each year from common influenza.

VOA: standard.2009.05.03