You may pick up your visa within 90 days from the date of clearance shown above.

您可以在上列调查结束日起90天之内领取签证。

youdao

However, the detailed transient flow field, the originating mechanism and the potential application of unsteady tip clearance flow are unclear or not enough understood to date.

然而到目前为止，这种非定常波动的基本流动特征，形成机理及其潜在的应用前景都不够清楚。

youdao

They also are assuring the airmen that to date no one there has lost his or her security clearance as a result of seeking any counseling or assistance.

NPR: AP IMPACT: Combat Stress Felt Far From Front Lines