To push back the date

The reason that excites researchers is that it helps to push back the date when humanity arrived in the Americas.

令研究者们激动的是这项研究将使人类到达美洲的时间向前推移。

It was very easy to find flaws in our app and we were tempted to push the release date further and further back.

很容易发现我们应用里的缺陷，将发布日期推迟很久曾经是摆在我们面前的诱惑。

decided not to increase its $300 billion programme of buying Treasury debt with newly printed money, though it did push back the completion date and left open the option of future purchases.

尽管美联储推迟了最后期限并给未来认购保留余地，但它决定不再为购买公债而增发3千亿美元。