He wished to ask, for example, whether the Rio Principles adopted at the 1992 United Nations Conference on Environment and Development concerning the common responsibility of States in the international pursuit of sustainable development had been implemented fairly.
他想问：1992年联合国环境与发展会议通过的关于各国在全球性追求可持续发展过程中的共同责任的里约原则是否得到公平的实施？