4. Also urges Member States that have not yet done so to consider taking measures to ratify or accede to the Optional Protocol to the Convention on the Rights of the Child on the sale of children, child prostitution and child pornography,United Nations, Treaty Series, vol. 2171, No. 27531. the Convention on the Elimination of All Forms of Discrimination against Women,United Nations, Treaty Series, vol. 1249, No. 20378. and the Supplementary Convention on the Abolition of Slavery, the Slave Trade, and Institutions and Practices Similar to Slavery,Ibid., vol. 266, No. 3822. and to implement fully all aspects of these instruments;
4. 又敦促尚未批准或加入《儿童权利公约关于买卖儿童、儿童卖淫和儿童色情制品问题的任择议定书》、联合国，《条约汇编》，第2171卷，第27531号。 《消除对妇女一切形式歧视公约》联合国，《条约汇编》，第1249卷，第20378号。 和《废止奴隶制、奴隶贩卖及类似奴隶制的制度与习俗补充公约》同上，第266卷，第3822号。 的会员国考虑采取措施，批准或加入这些文书，并充分实施这些文书各方面的规定；