日记的英语复数：diaries。原形为diary。读音：英[ˈdaɪəri]，美[ˈdaɪəri]。短语搭配：your diary你的日记。

双语例句
1、Her diary was a record of her inner conflict.
她的日记记录了她内心的矛盾。
2、One day he chanced upon Emma's diary and began reading it.
有一天他偶然发现了埃玛的日记，便开始读了起来。
3、I'll make a note of our next meeting in my diary.
我将把下次会议的事记在我的记事簿上。
4、Friday at 11? I'll put it in my diary.
星期五11点？我要把它记在记事本里。
5、It was later discovered that the diaries were a fraud.
后来查明这些日记是伪造的。