Many of the three-dimensional works are displayed on a series of large, amorphously shaped islands that resemble flat-topped, pale yellow sand dunes.Initially this seems odd.

立体艺术品多数都陈列在一连串巨大的形状各异的展台上，这些展台很像是淡黄色的平顶沙丘，这一布置起先看上去很怪。

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More broadly, the move should serve two purposes for GM CEO Dan Akerson and a marketing brain trust that has been amorphously structured since the infamous departure of Joel Ewanick as global CMO last spring.

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