Tunisia is observing three days of mourning for people killed in the revolution that ousted the president a week ago.

VOA: special.2011.01.22

Specifically you'll see that the rationale for observing the Sabbath is different. God's name in Deuteronomy 5 is not to be used in a vain oath as opposed to a false oath. There are differences in the meaning.

你会发现两者对守安息日习俗的论述是特别不同的,《申命记》第五章的描述是，不可以妄称上帝的名,而不是不可以以上帝的名义作假誓，它们表达的意思。

耶鲁公开课 - 旧约导论课程节选

So that would probably be de Broglie's answer for why, in fact, we're not observing the wavelength behavior of material on a day-to-day life.

所以那就可能是德布罗意关于,为什么我们无法再日常生活中,观测到物质的波动行为的答案。

麻省理工公开课 - 化学原理课程节选

For many centuries, navigators hoped they could find longitude by observing the movement of stars at night.

VOA: special.2010.07.14

Why is it that we're never observing this, for example, why is it the table doesn't diffract as we bring it through the door?

那么为什么我们,从来观察不到它呢，举个例子，搬动一个桌子穿过门,它为什么不衍射呢？

麻省理工公开课 - 化学原理课程节选

Members of a local conservation group, Watamu Turtle Watch, have been observing the nest for a couple of days.

VOA: standard.2010.07.15