It's true that in nine cases out of ten they don't seem to notice anything.

的确，在十分之九的情况下， 他们似乎什么都没注意到。

From this day on Maslova began to lead a life to which hundreds of thousands of women are driven, and which, in nine cases out of ten, ends in painful disease, premature decrepitude and death.

从这一天起，玛斯洛娃开始过上了成千上万妇女被迫过的生活，而这种生活在十分之九的情况下都以痛苦的疾病、早衰和死亡告终。