Here are the things about her that turned him on: her somewhat dated manner of speaking (engaging in
fellation! The public road!) and dressing (all her clothes looked like they were cut from boiled and beaten wool felt).
Si le plaisir avoue de la femme est donc des plus incertains (ou litteralement, des plus insignifiants)--une
fellation qu'elle pratique mais qu'elle subit comme une violence proche de la mort--, cette violence est celle qu'elle reclame et qu'elle prononce quand elle est prise dans l'engrenage des vers.
The neighbour from whom he requests olive oil is the lady who, in scene 10, has a neurotic relationship with her son from whom she steals money and who is the young man who carries out the
fellation in Scene 9.