But sometimes I would say, the government does not take security seriously enough unless it happens.

VOA: standard.2009.07.30

Sometimes when I'm really stuck, I say, alright let me stop looking for the bug.

有些时候我被卡住了，我会说好吧。

麻省理工公开课 - 计算机科学及编程导论课程节选

And I mean, sometimes it's luck, but I say mostly it's skill, you know,

我的意思是，有时候靠运气，但是要我说，大部分还是看技术，你知道。

体育相片的魅力 - SpeakingMax英语口语达人

You have done it before, but when you say, "I know calculus, " Sometimes it means you know it, sometimes it means you know of some fellow who does or you met somebody who knows.

你们以前学过,但当你们说,"我懂微积分",有时这表明你们懂,有时表示你知道谁懂,或者你遇到了懂这个的人

耶鲁公开课 - 基础物理课程节选

But sometimes I could say what I choose to be, "How are you?" "Pretty damn good."

但有时,我可以选择那些我想要说的话,"你好吗","非常好"

耶鲁公开课 - 心理学导论课程节选