联合国气候部门负责人周三表示，世界主要经济体和多边开发银行必须带头将数万亿公共和私人资金用于最需要的国家的气候行动。
英文原文如下：
A climate finance quantum leap is essential and achievable, UN's climate boss says
The world’s major economies and multilateral development banks must lead the way in redirecting trillions of public and private funds towards climate action in the countries that most need it, the head of the UN’s climate unit said on Wednesday.
