疫情威脅 聯合國：難民兒童失學人數將增逾數百萬人

<img src="https://static.rti.org.tw/assets/thumbnails/2020/01/30/cc135dae37175244d981fc47ddcc40b8.jpg" width="360" alt="圖為孟加拉Cox's Bazar難民營內聯合國兒童基金會(U...