Xi Jinping, general secretary of the Communist Party of China Central Committee, has called for greater efforts to push for the high-quality growth of the new energy sector to ensure the nation's energy security and contribute to building a clean and beautiful world.
中新网3月1日电 据美国国务院网站消息,当地时间2月29日,美国国务院发言人马修·米勒在回答外界对于美国对乌克兰援助承诺的质疑时称,美国过去几十年对盟友的履约信誉众所周知,但该言论立即遭到现场记者用实例反驳。