1·How understanding is possible? The outspreading process of understanding is the to - and -fro qf the hermeneutic circle.
理解何以可能？理解的展开就是解释学循环的往复。
2·Along with the broadcast testing in many places in China, and the popularization of digital TV set top box, the transition from the analog signal to digital signal is comprehensive outspreading.
随着目前全国各地数字电视的试播和数字电视机顶盒的普及，模拟信号向数字信号过渡全面展开。