追溯日的英文

• retroactive date

• 追溯:    retrospect; review; run; tra ...
• 日:    and
• 追溯:    retrospect; review; run; trace back to; date from 这份手稿可追溯到8世纪。 this manuscript dates back to the 8th century. 我们两国之间的友好往来可以追溯到上个世纪。 the friendly intercourse between our two countries can be traced back to last century
• 不追溯:    non-retroactivity
• 回家，追溯:    go back