12. Calls upon States parties to consider signing and ratifying the Optional Protocol to the Convention against Torture and Other Cruel, Inhuman or Degrading Treatment or Punishment, adopted by the General Assembly in its resolution 57/199 of 18 December 2002, which provides further measures for use in the fight against and the prevention of torture, and notes in this context that ratifications by twenty States parties are required for the Optional Protocol to enter into force, and that twenty-one States have already signed the Protocol and two States have ratified it;
12. 吁请各缔约国考虑签署和批准大会2002年12月18日第57/199号决议通过的《禁止酷刑和其他残忍、不人道或有辱人格的待遇或处罚公约任择议定书》，其中规定了用以制止和防范酷刑的进一步措施，在这方面注意到，《任择议定书》必须得到二十个缔约国批准方能生效，目前该议定书已得到二十一个国家签署、两个国家批准；