unavailable time

基本解釋

There will be a parent teachers meeting on Friday, if you are unavailable any time earlier.
下周五即將擧行期末家長會，如您不能與會，您可以提前來找我。
www.mapleleaf.net.cn
Derek Kepner, app developer, tweeted news to that effect earlier today, and the app is indeed unavailable at this time.
IS Driver開發(fā)者德裡尅·凱普納（Derek Kepner）爲(wèi)此今天早些時候在Twitter上發(fā)了推文，現(xiàn)在程序的確被移除了。
It is designed to deal with the dynamic nature of OSGi, where services can become available and unavailable at any time.
它的目的是処理 OSGi 的動態(tài)特性，即服務(wù)可以在任何時間變得可用和不可用。

Both websites are still unavailable at the time of this writing.
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