improvement

im‧prove‧ment S3 W2 / ɪmpruvmənt / 名词

1 [可数和不可数名词] the act of improving something, or the state of being improved

improvement in/on/to

There’s been a big improvement in the children’s behaviour.

an improvement on earlier models

We need to carry out some improvements to the system.

Our results have shown some improvement this month.

2 [可数名词] a change or addition that improves something :

Are you making some improvements to your home?

COLLOCATIONS

动词

be an improvement (on something) This version of the software is a clear improvement on its predecessor.

see/notice an improvement After taking the tablets, he noticed some improvement in his energy levels.

show an improvement The sales figures show a major improvement.

represent an improvement (= be an improvement ) A pre-tax profit of 4.3 million pounds represents a 5% improvement on last year.

形容词

a big improvement The situation today is a big improvement on the 1980s.

a great/vast/major improvement (= very big ) The new computer system was a vast improvement.

a dramatic improvement (= very big and quick ) With the new treatment we saw a dramatic improvement in his condition.

a significant/substantial/considerable improvement (= quite big ) There has been a considerable improvement in trading conditions.

a marked/noticeable improvement (= that people can notice ) Joanna’s work showed a marked improvement.

a slight improvement Sales figures have shown a slight improvement this month.

a gradual improvement There has been a gradual improvement in educational standards.

a general improvement There has been a general improvement in the standard of living.

a continuous/steady improvement (= happening slowly and gradually ) The following two seasons saw a steady improvement in the team’s performance.

further improvement (= more improvement ) We feel there is room for further improvement.

短语

signs of improvement The patient is showing signs of improvement.

room for improvement (= the possibility that something could be done better ) There’s room for improvement in the way the tickets are sold.