when it is needed的意思

when it is needed中文翻譯：

當需要時

相似詞語短語

when it is───當它是

when is it───什么時候

when it───當它

when old is it───它什么時候老了

when it is on───當它打開時

needed───v.需要（need的過去式）；adj.需要的

when is───什么時候

when was it───什么時候

when it comes───當它來的時候

雙語使用場景

this feature ensures that Hibernate loads the data only when it is needed.───這個特性確保Hibernate只在需要時裝載數據。

Delivery of data, exactly when it is needed, as a standards-based data service.───數據的時候能精確地交付數據，要作為一項基于標準的服務。

When it is needed, we'll provide a placeholder string.───當需要它時，我們將給出一個占位符字符串。

These statistics are easy to gather, but without an unintrusive means of retrieving the data when it is needed, they are not very useful.───這些統計值容易搜集，但是在需要數據的時候，如果沒有非侵入性的數據檢索機制，那么這些值就不太有用。

Providing a windmill capable of providing all the irrigation water needed, when it is needed, is neither practical nor economically sound.───當灌溉期來臨時，急需用水，讓風車在短期內提供大量的水，既不實際，也不經濟。

Information in long-term memory can be recalled at a later time when it is needed. The information may be kept for days or weeks.───處于長期記憶中的信息，在后來需要的時候能夠回想起來，這一信息保持數天或數周。

But others contend that such restrictions could dull America's edge in innovation, just when it is needed to help revive the economy.───但是另一些人認為這些限制僅僅是來幫助恢復經濟，卻會減弱美國的革新優勢。

Friends for life, does not need commitment, only when it is needed most to appear sadly, bring a surprise, a little care, a comfort.───一生的朋友，不需要承諾，只在最需要的時候悄然出現，帶來一絲驚喜，一點關懷，一份安慰。

Scientists are developing new ways to capture solar energy and to put it to use where-and-when-it is needed.───科學家們正在發展新的途徑來捕捉太陽能以及如何把它應用到及時需要它的地方去。

英語使用場景

These statistics are easy to gather, but without an unintrusive means of retrieving the data when it is needed, they are not very useful.

Information in long-term memory can be recalled at a later time when it is needed.

He wants to control what information the public gets in the hopes of molding public opinion if and when it is needed.