unannounced是什么意思

双语用例

• A further unannounced visit is made shortly afterwards to check that this has been carried out.

• Unannounced visits may be made, however, in response to reports of problems at a plant.

• However, unannounced inspections are carried out if there is reason to believe that hygiene conditions on a dairy farm may be unsatisfactory.

• Unannounced visits may be made in response to reports of problems.

• I can say that the forecasts assume no such unannounced decisions.

• During a period of eight weeks, the group made 36 unannounced visits to police stations.

• How could he establish that without making an unannounced visit in the first place?

• Unannounced entry to premises is an important part of an investigation.