1. 回溯至：tradition n 传统 | date back 回溯至 | make use of 利用某事物(某人)
2. 回溯到：4.make fun of 取笑,嘲笑 | 5.date back 回溯到 | 6.make use of 利用某事物(某人)
3. 追溯至......生效：date of substantive promotion 实际升职日期 | date-back 追溯至......生效 | day of duty 上班日
4. 追溯：Cut up 切碎 | 5. Date back 追溯 | Day after day 日复一日
1. He holds regular poker games with his friends and has even taken a date back to the camper.
2. The fossils in the exhibit date back to 144 million to 100 million years ago, officials at the Cincinnati Museum Center said.
3. The errors documented by the commission date back to just after the 1993 World Trade Center bombings and continued until the fateful day in 2001.
4. And both are home to a dense concentration of hutong and old siheyuan houses, many of which date back to the Ming and Qing dynasties.
5. UBS and the Swiss government had resisted, arguing that to do so would violate Swiss banking confidentiality laws that date back centuries.
6. Boat lamps date back to the expeditions of Emperor Kangxi of Qing Dynasty.
7. date back什么意思
7. Every single rock in the park is more than 100 million years old, and the oldest ones could even date back to at least 3 billion years.
8. The roots of the school date back to 1926, in Tsinghua's Department of Economics.
9. The emigration of Han people to Tibet can be date back to the Qing Dynasty.
10. Celebrations for Spring Festival in the UK date back to 1980, with the first gala in Trafalgar Square held in 2002.