窃听的英文：
eavesdrop
wiretap

参考例句：

The detective eavesdropped on his life through a bugged chandelier.
侦探通过装在吊灯里的窃听器窃听他的生活情况。

It is illegal to tap a telephone wire.
窃听电话是非法的。

Put a tap on sB.'s telephone
搭线窃听某人电话

Intercept a message
窃听[侦听]通讯

To install electronic eavesdropping equipment in(a room,for example.
安装窃听装置在(如屋子)里安装电子窃听装置

The listening device was designed by a plant.
这窃听装置是由一个间谍设计的。

The detectives put a tap on the suspect's telephone.
侦察人员在嫌疑犯的电话上装窃听装置。

a paranoid suspicion that the phone might be bugged.
怀疑电话可能被窃听的多疑猜测

Only one telephone line in the emBassy was secure.
大使馆里只有一线电话没有被窃听

They're going to intercept conversations, emails etc.
他们会窃听会话、拦截电邮等。

eavesdrop是什么意思：
v. 偷听
n. 檐水

The detective eavesdropped on his life through a bugged chandelier.
侦探通过装在吊灯里的窃听器窃听他的生活情况。

The government illegally eavesdropped on his telephone conversations.
政府非法窃听了他的电话。

She looked at Joseph and saw that he was shamelessly eavesdropping
她看看约瑟夫，看见他正在无耻地偷听着。

He ensconced himself in the closet in order to eavesdrop.
他藏在壁橱里，以便偷听。

He always obtained a subtle gratification from eavesdropping
他总觉得背地里听人家说话自有一种说不出的乐趣。

wiretap是什么意思：
vt.
vi. 窃听或偷录
n. 窃听或偷录,窃听情报,窃听装置

The wiretapping for national security purposes in 1969D1971 clearly complied with the administrative and legal procedures in effect at the time
在1969到1971年间出于国家安全目的进行的窃听，是明确符合当时生效的行政和法律程序的。