improvement
                                                    英 [ɪm'pruːvm(ə)nt]
                                                                        美 [ɪm'prʊvmənt]
                        
                
                
                
                
                    
                                    
                
                                                                                        improvement 中文词源
                
                
                    improvement 改进,改善来自improve,改进,改善。
                 
                                                improvement 英文词源
                
                
                    
                        - improvement (n.)
- mid-15c., enprowment "management of something for profit," from Anglo-French emprowement, from emprouwer "turn to profit" (see improve). Meaning "betterment; amelioration" is from 1640s. Meaning "buildings, etc. on a piece of property" is from 1773. Related: Improvements.
 
                
                                                    improvement 双语例句
                
                
                    1. 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。 来自柯林斯例句
 - 2. 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。
来自柯林斯例句
 
- 3. 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。
来自柯林斯例句
 
- 4. His visit is direct evidence of the improvement in their relationship. 
- 他的到访是他们之间关系已有所改善的明证。
来自柯林斯例句
 
- 5. An improvement in living standards could be years away. 
- 可能多年之后生活水平才能得到提高。
来自柯林斯例句