Other topics on their agenda include nonproliferation and counterterrorism .
他们的会谈议题还包括防止核武器扩散和打击恐怖主义。
Robert einhorn , the u. s. state department 's special adviser for nonproliferation and arms control , elaborated on the plans in meetings monday with diplomats in seoul , though he offered few details publicly .
Are the new powers willing to fully accept and contribute to the evolving international legal regime on issues such as human rights , collective defense of democracy , trade , climate change , or nonproliferation ?