backdated是什么意思？

backdated

• v. 倒填日期( backdate的过去式和过去分词 )，使（付款等）在较早的日期开始生效；

例句

• Worse, the changes have been backdated to the start of this year. 更糟的情况是, 这些(收)化追溯至今年初算起.
• The pay in crease is backdated to January 1 st. 增加的工资将从1月1日算起.
• The contract that was signed on Thursday morning was backdated to March 11. 周四早上签订的合同实际生效日期追溯到3月11日。
• The contract that was signed on Thursday morning was backdated to March 11... 周四早上签订的合同实际生效日期追溯到3月11日。

柯林斯高阶英汉双解学习词典释义

• VERB
  追溯；使（从过去某个日期）开始生效
  If a document or an arrangement is backdated, it is valid from a date before the date when it is completed or signed.
  例句
  The contract that was signed on Thursday morning was backdated to March 11... 周四早上签订的合同实际生效日期追溯到3月11日。 Anyone who has overpaid tax will be able to backdate their claim to last April. 超额纳税者申领退款可以从去年4月算起。