Sent_en: 2zh William Schulz, the executive director of the U.S. branch of Amnesty International, said that governments have an obligation under international law to conduct investigations into alleged human rights violations.
Sent_yy: 大赦国际美国分部的执行主任威廉·舒尔茨说，根据国际法，各国政府有义务对指控的侵犯人权行为进行调查。