真正的问题是成千上万的其他零部件，一些显然是无足轻重的零件像一个螺丝或者是一个垫圈，而这些东西已不再生产。

The real problem is the hundreds of thousands of other parts, some as apparently insignificant as a bolt or a washer, that are simply not manufactured any more.

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宝马坚信通过把碳纤维材料粘合成的安全车厢会让碳纤维零件使用真正大众化。

But BMW insists it can mass-market carbon fiber components, which will be glued together to form the safety cell.

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