log book

例句：

1. 1. The logbook is filled with detailed notes about thetrip.
   这本日志簿记录了关于旅行的详细笔记。
2. 2. She kept a log bookof her daily activities.
   她保持了一个日常活动的日志簿。
3. 3. The old man kept alog book for his grandchildren to read.
   老人保留了一本给孙子孙女阅读的日志簿。