Throughout the trailer, the theme of Obama's 'otherness' from his classmates is clear - he's of mixed race, he's not into the club scene, and he probably studies just a bit harder than most of them.

预告片清晰地传递了奥巴马与其他同学的“差异”。他是混血，他不混俱乐部，而他可能只是比大多数人稍微用功一点。

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It wasn't clear if you could stay in the trailer during the appeal process.

NPR: FEMA Backs Off on Gulf Coast Trailer Evictions

Last year for a Trivial Pursuit ad, Corbis had to find Tonya Harding in a trailer park in rural Washington to clear rights to her old skating footage.

FORBES: Image Enhancement