Obviously we don't expect you to know exactly what the distances are, but you should be able to compare them relatively.

当然我们不要求你么,要能知道具体这些位置是多少，但你们要能够相对比较它们。

麻省理工公开课 - 化学原理课程节选

Slightly freaked out, I reach for my head, or perhaps we should say I reach for where I would expect my head to be, but I don't feel anything there.

略微惊吓之余,我用手去触碰头部,也许我们应该说,把手放到,预想中我头部所在的位置,但那里什么也没有

耶鲁公开课 - 死亡课程节选