The United Nations Secretary-General Ban Ki-moon has arrived in the Libyan capital Tripoli to support political dialogue between warring factions there. Reporting from Tripoli, R. J. This is the UN Secretary General's second visit to Libya since 2011. Today he says he visits the country with a heavier heart. ____________________ The speech was addressing rival members of Libya's parliament as they met for a second time in the past two weeks. The country has largely been run by competing militias since 2011. 联合国秘书长潘基文抵达利比亚首都的黎波里,以支持交战双方于当地召开的政治会谈.R.J.在的黎波里为您报道. 这是联合国秘书长自2011年以来第二次到访.今天,他在讲话中提到,此次他带着更为沉重的心情抵达这个国家. _______________________自2011年以来,利比亚主要受相互竞争的民兵组织控制.