Katie Koczynski - a former U.S.skeleton competitor - said Friday that she had an idea that Demong might pop the question, but when it happened she was really surprised.

VOA: standard.2010.02.27

Yeah, can we get Katie who's in green there, shout out.

穿绿色衣服的卡蒂来回答一下,大声说出来

耶鲁公开课 - 博弈论课程节选

Katie, how do we know this is not an equilibrium?

卡蒂 我们怎么知道它不是一个均衡呢

耶鲁公开课 - 博弈论课程节选

"Going out there, getting on the podiumand then watching two American flags go up while the national anthem was playing, and then to turn and there was like - it seemed like two or three seconds, but it was probably two-10ths where Johnny and I made eye contact - it was like 'We did it,'" Shortly after winning his gold medal, the 29-year-old Demong surprised his girlfriend Katie Koczynski by proposing at the post-race celebration.

VOA: standard.2010.02.27

The woman in green, let's get a mike to Katie.

把麦克风递给凯特,穿绿上衣的女士

耶鲁公开课 - 博弈论课程节选

Help me out. It's Katie. Is that right?

你叫凯特吧,你来回答吧

耶鲁公开课 - 博弈论课程节选

What q2 makes this equal to 0 and Katie's answer is solving out the algebra here is that q2 that solves this must be a - c over b.

2为何值时这个算式等于0呢,凯特回答其实就是算出这个的解,即,q2=/b

耶鲁公开课 - 博弈论课程节选