20. Acknowledges the efforts made by Member States, the United Nations International Drug Control Programme and the United Nations system during the United Nations Decade against Drug Abuse, 1991-2000, under the theme "A global response to a global challenge";
20．感谢会员国、联合国国际药物管制规划署和联合国系统在"作出全球响应，应付全球挑战"的主题下，在1991-2000年联合国禁止药物滥用十年期间所作的各项努力；