这叫作顺行性遗忘症。

This is called anterograde amnesia.

youdao

当记忆储存的过程被打断——就像头被狠狠的敲击。新形成的记忆就不会持续很久，所以就不能记住刚刚发生的事情。这叫作顺行性遗忘症。

When something interrupts the memory-storage process–like a hard knock to the head–newly formed memories aren't stored for the long run and you can't remember things that just happened.

youdao