词组“listen in on”是什么意思?
问题描述：
词组“listen in on”是什么意思?
答
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....