corporate spying 企业间谍行为
industrial spying 工业间谍活动
digital spying 数字监视
A: Is that man spying on us?
A：那个男人是在监视我们吗？
B: I think so, he has been watching us for an hour.
B：我想是，他已经观察我们一小时了。
1) 间谍活动
2) 窥探
3) 监视
1. 间谍活动，监视
noun
1. The act of secretly observing someone to gather information.
Synonym: espionage, surveillance