南韓單日確診數一週來最低 當局示警疫情恐回溫

<img src="https://static.rti.org.tw/assets/thumbnails/2021/02/27/363b4e373f9cbadc464b95066ebcc301.jpg" width="360" alt="圖為韓國醫護人員接種輝瑞疫苗(資料照片/AFP)" titl...