listen in on:偷听,窃听
How dare you two listen in on my telephone conversation!
你们两个竟敢偷听我打电话!
It's rude to listen in on other people's telephone calls.
偷听别人的电话是不礼貌.
listen in on:偷听,窃听
How dare you two listen in on my telephone conversation!
你们两个竟敢偷听我打电话!
It's rude to listen in on other people's telephone calls.
偷听别人的电话是不礼貌.