valid from

基本解释

This is perfectly valid from a use-case point of view.
从用例的观点来看，这非常有效。
For example, by specifying a valid from-date, the Process Server will be able to decide, which of all the deployed versions of a process template to use when creating a given process instance.
例如，通过指定有效的 “启始日期”，过程服务器能够决定在创建过程实例时使用已经部署的过程模板的哪个版本。
The server knows about URIs to initiate each of the state changes (via a POST), but the representation of the VM lists only the URIs for state transitions that are valid from the current state.
服务器知道URI发起了每次状态改变（通过POST），但是VM的表示只罗列出了由当前状态可以有效转换的那些状态转变的URI。

from Europe with a valid entry visa. Umar Farouk Abdulmutallab's name should have come up on a computer screen.
"Therefore you need a new start, where the same ideas that are valid become part of the American foreign policy but somehow delinked (from) that whole invasion and occupation, so the new administration has the opportunity to do that in a way that democracy is incorporated into U.S.Middle East policy."

We have had a little pre-buy effect because Euro 4, the latest emissions standard, was valid from the first of October.
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