Its harmful impact on populations on a global scale, its accelerated spread and the exorbitant cost of medications, which makes them inaccessible to the poorest countries, poses a grave threat to the world.
其对全球人民造成的有害影响、其加速度传播和药物费用过高——这使最贫穷国家很难获得药物——对世界造成严重威胁。