So we choosed therapeutics of bloodletting as a main therapeutic tool of aphemia .

因此我们选择刺络放血法作为中风失语的主要治疗手段。

Differed from the living state of the aristocracy and the middle class who dominate the society culturally or economically , the proletariat is still the downtrodden class economically , culturally and ethically , characterized by its powerlessness , silence and aphemia .

而无产阶级仍是一个被压制的沉默阶级，是社会中的失语者。狄更斯在小说中不仅批判了那个社会阶级的不平等，也在评述着那个社会的文化，特别是伦理道德观念。