TV antenna and a telephone line installed in the position for easy maintenance.
电视天线和电话专线要安装在便于维修的位置。
2
What is not in dispute: the iPhone 4 antenna has a weak spot in the lower-left corner of the frame, marked by the black line in the frame.
毫无争议的是：iPhone 4 的天线在金属框的左下角有一个弱点，就在框上的黑线处。
3
Anyway, bottom line on the iPhone 4 antenna: it has a weak spot but there's no evidence that it's a significant, let alone catastrophic, problem in practice.