zhè / zhǒng / hǎn / jiàn / bìng / dú / de / zhì / sǐ / xìng / jí / gāo / ， / quán / qiú / kē / yán / rén / yuán / dōu / zài / jiā / jǐn / yán / fā / yì / miáo / 。

这种罕见病毒的致死性极高，全球科研人员都在加紧研发疫苗。

This rare virus has extremely high lethality, and researchers around the world are accelerating the development of vaccines.