A knotted line of sheets trailing from a room high up in one damaged apartment block snaked to the ground below showing how resourceful people had been when their stairways had been destroyed.
The purpose of a balanced line is to transfer a "signal" from one place to another while rejecting "ground noise", which is not white noise or hiss, but power line related hum and buzz.
平衡传输线，是将信号从一个地方传到另一个地方的同时抑制“接地噪声”。
3
He the oblique lineground start connecting to burn the second cigarette to my Chou's one eye.