Omicron衝擊耶誕假期 全球取消逾7千航班

<img src="https://static.rti.org.tw/assets/thumbnails/2021/12/05/6ec071ecffc2d49e72eb8381e10a7d8b.jpg" width="360" alt="耶誕佳節的旅遊假期，卻遭到COVID-19的Omicron變...