記録

1. Origins, structure, and basic meaning

• Structure: 記録 is a noun read きろく, meaning information preserved for later reference or a best measured performance. It forms the verb 記録する.
• Basic usage: It can describe writing down daily temperatures or breaking the fastest record during practice.
  • 毎日の気温をノートに記録した。 says that the daily temperatures were recorded in a notebook; 彼女は練習中の最速記録を更新した。 says that she broke the fastest record during practice.

2. Common pitfalls and similar expressions

• ノートに記録する
  • に marks the notebook as where the measured temperatures were recorded.
• 最速記録を更新する
  • 更新する means replacing the previous fastest mark with a new record.
• 記録 and 記憶
  • 記録 is information or a performance preserved in data or writing, while 記憶 is memory retained in a person's mind.