Movies were fun. They provided a change from the day-to-day troubles of life.

VOA: special.2010.12.02

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

What this means, if you average it out, is that since children start learning their first words at about their first year of life, they learn about nine new words a day.

如果你将这个数字平均一下,这意味着,儿童从一岁左右,学习第一个词开始,每天学会九个新词

耶鲁公开课 - 心理学导论课程节选

Newborns need a vaccination within the first day of life to prevent transmission of the virus from their mothers, and babies need two more doses within the first six months for full immunity.

VOA: standard.2010.07.26