What 4d is, is the get off the fence dimension.

第4维度，是“跨过栅栏”的维度。

youdao

The deserters are resourceful, but can't handle thinking ahead; they bicker and squabble and fail to come down off the fence (help the women, or kill them?) until it's almost too late.

两个逃兵可谓机智但缺乏长远之计，他们争论不休，却迟迟未能定夺到底是帮助这些女人还是杀掉她们。

youdao

A fence divides off the western side of the grounds.

篱笆把庭院的西面隔开。

《牛津词典》

U.S. Rep. Bob Inglis, who represents the Greenville-Spartanburg area, jumped off the fence to endorse Huckabee last month.

CNN: Huckabee shakes up GOP race in South Carolina

Those of us who favor same-sex marriage are rightly grateful to Obama for having come off the fence.

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They can help get someone off the fence who is considering buying a sponsorship or pricey luxury suite.

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