But before it's brought into use during copulation it has to become rigid, it has to become difficult to bend.
لكن قبل ان يتم استخدامه خلال الجماع يجب ان يكون صلباً ويصبح من الصعب ان ينحني.
لكنه صعب، ويجب أن نكون واعين.