note down
phrasal verbnote something  down 
- to write down something important so that you will not forget it记录;记下 - The police officer noted down details of the burglary.警官记下了入室盗窃的细节。 
- In Rome, he noted down the music he heard from memory.在罗马,他记下了他记忆中听到的音乐。 
 
- The police officer noted down details of the burglary.