跟学时髦英语:"封杀"英语怎么说?

今天我们来看一看“封杀”用英语怎么说？

This actor was shunned by the media after the scandal.
这个演员因为丑闻被媒体封杀了

This building is due to be completed in July.
这栋楼计划七月封顶。