“听着，小灯芯，”木偶说，“你真的确定愚人国里没有学校吗？”

Listen, Lamp-Wick, said the Marionette, are you really sure that there are no schools in the Land of Toys?

youdao

youdao

把你的手给我，因为我想确定你真的还在这里。

Give me your hand, for I want to be sure that you are still here.

youdao

Are you sure you didn't want to do for i in range of list, rather than for i in list?

你真的打算这么做吗？你确定你不是,想在链表范围内定义i而不是定义链表i？

麻省理工公开课 - 计算机科学及编程导论课程节选

But I'm not sure that you can really make that assumption based on something that someone creates

但我不确定你真的能基于某人创作的某些作品来做那样的推断，

印象深刻的展示会 - SpeakingMax英语口语达人

I'm not sure whether this really should be called a coma.

我不确定这是否真的该被称作昏迷。

耶鲁公开课 - 死亡课程节选