"Some of our projects have looked at what we call situational impairments, which are challenges to accessibility that are caused more by the situation or context that the computer user is in instead of maybe as we usually think of accessibility as having to do with someone's own physical or cognitive state."

VOA: special.2011.04.18

Sometimes we might just directly tell you that's probably the easiest scenario, because when we think about work functions those are usually reported in energy.

有时候我们可能只是直接告诉你,那可能是最简单的情况，因为当我们考虑功函数时,它们经常用能量来记录。

麻省理工公开课 - 化学原理课程节选

Today we're going to talk about the two big ones that people are usually concerned with: carbohydrates and fat.

今天我们将讨论人们关心的两个大问题,碳水化合物和脂肪

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

And actually, what we usually eat are what are called sweet almonds, and there aren't actual cyanide in the sweet almonds we eat, there's precursors to cyanide, which might not make you more comfortable.

实际上，我们经常吃的,被叫做甜杏仁，我们吃的甜杏仁其实不含氰化物，它里面含有的是氰化物的前驱体，这可能并不会让你感到更舒服一点。

麻省理工公开课 - 化学原理课程节选