He rebuilt the engine using parts from cars that had been scrapped.

他用废弃的汽车零件重新装配了发动机。

《牛津词典》

Engineers superimpose the original CAD models over actual buildings to determine which bits of the model need to be updated, or which parts of the building need to be rebuilt.

工程师们将原始的CAD模型叠印于实际的建筑上，以此来定夺模型的哪个部分需要被改进，或者建筑的哪个部位需要被重建。

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The part we see these days was built during the Ming Dynasty, as the oldest parts have essentially disappeared and been rebuilt, replacing the original material of rammed earth.

我们今天看到的部分建于明代，因为最古老的部分实际上已经不存在了。 现在的部分是在原址上重建的，取代了原来的夯土材料。

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The engine is a prior existing part, so can we conclude then that from the fact that argument from recycling, cars get reused, get rebuilt, when cars get destroyed, its parts is still around.

发动机是之前就存在的一个部分，所以我们可否得出结论说,根据源于轮回的论证，汽车重复使用，重新组装,汽车坏了的话，它的零件还在。

耶鲁公开课 - 死亡课程节选

The new iTunes has been delayed a month by engineering issues that required parts to be rebuilt, according to people who have seen it.

WSJ: Eddy Cue: Apple's Rising Mr. Fix-It

Ms Hughes said parts of the cottages would be restored where possible or rebuilt in character with the rest of the village.

BBC: Twywell cottages before (left) and after demolition

Large parts of the existing hospital, at Hensingham, are due to be bulldozed and rebuilt and others completely refurbished.

BBC: West Cumberland Hospital redevelopment 'to be funded'