Gaylord Nelson later said that "Earth Day worked because of the immediate response at the grassroots level."

VOA: special.2010.04.21

Sometime after you've eaten, say you had this Snickers bar at lunchtime and you don't have time to get anything else to eat during the day, your blood glucose level will go down.

有时候你们吃完饭以后,午饭的时候你吃了士力架,在这一天当中你又没时间吃别的东西,你的血糖水平就会下降

耶鲁公开课 - 生物医学工程探索课程节选

The level of criticism has reached new heights in the weeks following the attempted Christmas Day bombing of a Northwest Airlines jet as it was preparing to land in Detroit,Michigan.

VOA: standard.2010.02.07