spying

1.She was accused of spying for the enemy.

她被指控为敌方间谍。

2.He was accused of spying and was declared non grata.

他被指控从事间谍活动而被宣布为不受欢迎。

3.He used his job as a screen for his spying activities.

他利用他的工作作掩护进行间谍活动。