a high-fidelity receiver的用法和样例：
- The reproduction of scrips and paintings by col-lotype printing can obtain a high fidelity.
- With an "A" for the Soundquality the winner convinced with a high fidelity and only light audio-interferences.
- It is a high fidelity stereo.
- The medieval town was fortified with a high wall and a deep moat.
- I set a high value on his advice.