messages: Please convert this text from french into english
  "Le piston est façonné de manière à recevoir les moyens de retenue (3a) grâce aux éléments de réception (2a représenté sur la figure 3a)."
messages: user
messages: "The plunger is configured in such a way as to receive the retaining means (3 a) by way of the receiving elements (2 a shown in FIG. 3 a)."
messages: assistant