1、英文是‘聊天历史chat history#39How did you know that I deleted the chat history？How did you know that chat history was deleted by me？要强调影响无法恢复的话，就用过去完成时要强调’我‘删的准备吵架。
2、“聊天记录”可以翻译成英文chat logchat recordchat history，Chat transcripts等等“聊天”可以翻译成chat，因为chat具有“闲聊闲谈聊天尤指在网上聊天室闲聊交谈”等意思而记录可以翻译成logrecord。