These are called heat-inactivated or killed-whole-virus vaccines. As the technology has gotten more sophisticated, you can make a virus just out of the surface protein. You don't need the rest of it.
隨著科技的進步，我們現在可以不必用整個病毒來做疫苗，只需要取它的表面，也就是免疫系統能「看到」的部分，如此就能讓免疫系統認識它。