improvement例句
CBS's ratings again showed huge
improvement over the previous year.
与前一年相比，哥伦比亚广播公司的收视率再次大幅提高。
The system we introduced in 1980 has been a great
improvement.
我们1980年引进的系统有了很大改进。
Compact discs have brought about a vast
improvement in recorded sound quality.
激光唱片极大地提高了录音的音质。