Approval ratings for Congress are significantly lower, averaging just over 22 percent.

VOA: standard.2010.02.09

I'm averaging it over the entire set of valence electrons which gives me 1.91 MJ per mole.

我是在整个价电子的集合上作平均,最后得到1。91兆焦每摩尔。

麻省理工公开课 - 固态化学导论课程节选

I chose 22 because I thought that most people would play the game dividing by two-thirds a couple of times, and give numbers averaging around the low 30's.

我选了22因为我想大多数人在游戏中,可能会多次求平均数的2/3,最后会得出30以下的数

耶鲁公开课 - 博弈论课程节选