That makes for millions who cannot email their doctor or submit an application for a job or take a class online.

VOA: standard.2010.01.05

So that's a really important type of an application that we can use MO theory for that we weren't able to do with our Lewis structures.

这是MO理论,在Lewis结构,不能用时的,非常重要的应用。

麻省理工公开课 - 化学原理课程节选

"Joining NATO means meeting the criteria for joining NATO countries can't simply fill out an application and become a member the next day,".

VOA: standard.2009.09.04