CT scanning is a medical technology that allows us to look inside an object.

CT 扫描是一项医学技术，用于观察物体的内部。

Scientific breakthroughs, new technologies, medical advances and perhaps above all our ability to communicate across the world in an instant.

科学突破、技术创新、医疗进步，以及最重要的是我们能够在瞬间与世界各地的人进行交流。

The secret behind this speed is a medical technology that's been developing for decades: the mRNA vaccine.

这种速度背后的秘密是一项已经发展了几十年的医疗技术：mRNA疫苗。