whitewash是什么意思

　　'The whole incident was whitewashed,' he claimed yesterday.

　　“整個事件都已經被粉飾過了，”他昨日聲稱。

　　He pledged that there would be no whitewash and that the police would carry out a full investigation

　　他保證將不會有任何掩飾，并且警方將進行全面調查。

　　Their leading players were being whitewashed 4-0.

　　他們的主力陣容以0比4慘敗。

　　The walls had been whitewashed.

　　墻已經用石灰水刷過了。