floating ground meaning in English

浮动地
浮动接地

Another is to design the unbalanced interconnect with one internal conductor to carry the " high " side of the signal , and a second one to carry the " low " , or " floating ground " side of the signal , plus a shield that surrounds them both and is tied to " ground " at one end of the cable only
其二，在非平衡连接中，用一个内部的导线传送“高端”的信号，同时第二个导线传输“低端”或“浮地”的信号，将这两股线用屏蔽层裹起来并且“只能"在线的一端进行接“地” 。