合同签订日期的英文：
contract award date; date of contract

contract是什么意思：
n. 契约；合同；婚约
v. 感染；（使）缩小，缩短，收缩；订契约

The contract was negotiated.
合约已谈妥。

confidentiality of contracts
合同的保密性

Renewal of contract
合同的续订

award是什么意思：
n. 奖品，奖赏；奖学金
v. 给予，授予

They awarded the prize to him=The prize was awarded to him
他们赏给他奖品。

It earned three Grammy Awards.
它赢得三项格莱美奖。

She was dissatisfied with her award.
她对自己的薪水不满意。

date是什么意思：
n. 日期；年代；约会；约会对象
v. 鉴定…的年代；注明日期；和…约会

Have you fixed on the date?
日期选定了吗?

The From date for the period must be earlier than the To date.
时间段的起始时间不能晚于结束时间。

Date of filling: the actual date of filling the return.
填表日期:填写办理纳税申报表的实际日期。