low fidelity

例句：

1. 1. The movie had a low fidelity in the editing process.
   这部电影在剪辑过程中的保真度很低。
2. 2.The recording was of poor low fidelity.
   录音的质量很差，保真度低。
3. 3. The engineers worked to improve the low fidelity of the system.
   工程师们努力提高系统的保真度。