求翻译：与爱米丽亚相比，作品真正的女主角利蓓加（即蓓基）是深刻得多的富有时代特征的艺术典型。刀冷酷自私、虚伪狡诈而又泼辣能干，具有自由竞争时代资产阶级的冒险、投机精神。这个形象个性鲜明、性格丰满，典型的概括了把一切变成现金交易的资本主义社会的某些本质。是什么意思？

Compared with Aimiliya, works real heroine Li Beijia (ie Beiji) is much more profound art of the rich features of the times typical. Knife callous selfishness, hypocrisy and cunning but forceful and capable, with the bourgeois era of free competition, adventure, speculative spirit. The image of the