sit tight

If your car breaks down on the motorway, sit tight and wait for the police.

如果汽车在高速公路上出了，在那里别动等警察来。

In a period of recession businessmen have to sit tight and hope for better times in the future.

经济不景气，商人不得不静事态变化，希望未来情况会有好转。

If you do hold money in the market you need to decide if it is time to crystallise your losses, or if you have the stomach to sit tight and hope for a recovery.

如果您在市场，那割肉的时候到了；或者，您有安安稳稳坐等经济恢复的本事。