And let's imagine that I went on a camping trip.

假设我参加了一次野营

耶鲁公开课 - 基础物理课程节选

I was on the TGV the third day it opened which was-- it opened on September twenty-eighth,1981, and I was there on September thirtieth, taking a trip to Lyon,though it only went fast when it really got to a certain point here.

我在法国高铁开通后的第三天,它是在,1981年九月二十八日开通的,我是在九月三十日去的,去里昂旅行,它一路上开的非常快,直到到了站

耶鲁公开课 - 1871年后的法国课程节选