I just needed one more credit hour when I was going to school,

我上学的时候就差一个学分，

攀岩的刺激 - SpeakingMax英语口语达人

The total cost to society of a credit hour of instruction at for-profit institutions is vastly lower than at not-for-profit schools.

FORBES: The Three "I's" of Higher Ed Reform

Labour leader Ed Miliband mocked the chancellor's failure to make any reference to Britain's loss of its Triple A rating with credit agencies during his hour long budget speech.

BBC: Budget 2013: George Osborne halves growth forecast but insists plan is working - BBC News

The subsidy provides an income tax credit of two cents per kilowatt hour for electricity produced by windmills.

FORBES: Wind Winds Up