换句话说，所谓四门轿跑车型首先是一款四门轿车，只是它的车顶弧度更大，就像一款双门跑车一样。

In other words, a four-door styled with a more sharply curving roofline — like a two-door coupe.

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在四门轿跑的定义问题上，奔驰称CLS“集跑车的优雅和动感与轿车的舒适和实用于一身”。

In defining the four-door coupe, Mercedes describes the CLS as combining "the elegance and dynamism of a coupe with the comfort and functionality of a saloon."

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