憂貧富國學童差距擴大 聯合國世銀籲各國速開課

<img src="https://static.rti.org.tw/assets/thumbnails/2019/01/09/a488dd8140bb5f5f9b00d4b516319ae8.jpeg" width="360" alt="世界銀行(World Bank) (網路圖片)" titl...