1.
No Bill of Attainder or ex post facto Law shall be passed.
不得通过公民权利剥夺法案或追溯既往的法律。
2.
Clause 3:No Bill of Attainder or ex post facto Law shall be passed.
3.不得通过任何褫夺公权的法案或者追溯既往的法律。
3.
pass any Bill of Attainder, ex post facto Law, or Law impairing the Obligation of Contracts, or grant any Title of Nobility.
不得通过公民权利剥夺法案、追溯既往的法律或损害契约义务的法律； 不得授予任何贵族爵位。
4.
(of laws,payments,etc)applying to the past as well as the future;retroactive
（指法律、支付关系等）溯及既往的,有追溯效力的
5.
ascend to causes, descend to consequences
往上追溯到原因，往下推论至结果。
6.
Still chasing members of the opposite sex.
一如既往地追求着异性
7.
When a precedent is overruled the effect is retrospective.
先例被宣告无效时，其结果溯及既往。
8.
The friendly contacts between the two countries go back to the Tang Dynasty
这两个国家的友好交往可追溯到唐朝。
9.
As with the market, architecture does not effect its constraint through ex post punishments.
同市场机制一样，基构的约束力不是溯及既往的。
10.
The friendly contacts between our two peoples go back to the Tang Dynasty.
我们两国人民间的友好往来可以追溯到唐朝。
11.
A new law ought to be prospective, not retrospective in its operations.
在实施过程中，新的法律应规定未来，而不应溯及既往。
12.
Several Issues on the Retroactivity of Laws--About the Argument,Practice,Reflection and Advocation on Non-retroactivity;
论法的溯及力的若干问题——关于法律不溯及既往的争议、实践、反思与主张
13.
Article 20 Retroactivity
第20条 追溯效力
14.
From this point backward through the Middle period of barbarism the indications become less distinct.
从这个阶段再往上追溯到野蛮阶段中期，迹象逐渐模糊。
15.
To trace the origin or development of(a word.
追溯追溯（一个词的）根源或发展
16.
To trace and state the etymology of.
追溯字的词源追溯、阐述或说明…的词源
17.
To trace the origin or derivation of.
溯源追溯…的源头或起源于…
18.
a going back in time or upward in genealogical succession.
家谱系统在时间上的追溯或上溯。