date back
date back 英 [deit bæk] 美 [det bæk]
phrase. 追溯到；回溯至
- 请先登录
- phrase. 追溯到；回溯至
-
1. The international collaboration found that A(H1N1) is made up of genes from flu viruses seen in birds, humans and pigs — and parts of its genetic make-up date back to the 1918 influenza pandemic.
这项国际合作研究发现甲型H1N1流感是由来自鸟类、人类和猪的流感病毒基因组成的——而且其部分基因构成可以追溯到1918年流感大流行。
-
2. Many academic institutions in India — some of which are very strong — date back to the British days.
印度的许多学术机构——其中一些实力很强——可以追溯到英国统治时期。
-
3. In fact, crop circles only date back about 30 years.
事实上，麦田怪圈的历史仅追溯到30年前。
- 请先登录
0 个回复