1-relic 古董，纪念物

Years later, when we discover these relics and hop on, it's as if we never stopped biking.

2-declarative 陈述性的

3-procedural 程序性的

Long-term memory is divided into two types: declarative and procedural.

4-recollection 记忆，回忆

5-episodic memory 情节记忆

There are two types of declarative memory. Recollections of experiences such as our first kiss are called episodic memory.

6-semantic memory 语义记忆

Factual knowledge, on the other hand, such as the capital of France, is part of semantic memory.

7-anchor 与……紧密联系，使扎根

Skills such as playing an instrument or riding a bicycle are, however, anchored in separate system, called procedural memory.

8-amnesia 健忘症

To learn more about his amnesia, neuropsychologist carried out various tests with H.M.

9-trace 描绘，勾勒

In one, they asked him to trace a five-pointed star on a sheet of paper while only looking at it and his hand in a mirror.

10-traumatic 创伤性的

Even with traumatic brain injury, the procedural memory system is hardly ever compromised.

11-internalize 使……内化

One thing we know for sure, however, is simple sequences of movements we internalize, even far in the past, are typical preserved for a lifetime.