Now, I'm fully aware that this is not the flashiest example in physics, but I'm not worried about that right now.

我很清楚,这个并不是物理学中最经典的例子,但是这并是我现在的担心

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And so you have to be willing to take that risk and not be worried about it.

因此你必须自愿承担这个风险，而不是焦虑不安。

要想成为事业家 - SpeakingMax英语口语达人

And, I'm sure he's not worried about it at all.

而且，我肯，定他一点也不担心。

麻省理工公开课 - 固态化学导论课程节选

He's not worried about the fact that he's going to die.

他根本不担心自己即将死去

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And similarly, while we're at it--this is not a Matrix-like worry-- if you're worried about, yeah, but what's happening ? to world poverty while I'm doing all of this?

大家不必担心《骇克帝国》的情景-,如果你担心，当我接受实验时,国际贫困情况是否会恶化？

耶鲁公开课 - 死亡课程节选