make a world of difference本体含义：变成极大的各异 / 带来纷乱变化，统统含义都由此延长，绝大大宗情况为积极兴趣，少量数可中性使用。具体用法如下：

1. 使……大为改善、昭着好转（最常用、最主流）

A good rest will make a world of difference.

好好休息一下，情况就会大为好转。

Being honest with each other makes a world of difference in love.

互相坦诚，开运(中国)会让爱情变得王人备不同。《爱在日落薄暮时》

2. 大大提高、权臣擢升

This method makes a world of difference to your writing.

这个措施能大大提高你的写稿水平。

A sincere attitude can make a world of difference in diplomatic negotiations.

诚恳的气派能让酬酢探讨遵循迥然相异。

3. 产生一丈差九尺、带来迥然相异的遵循（本义）

Your help makes a world of difference to the result.

你的匡助让领域迥然相异。

A little sympathy makes a world of difference to someone who's been badly treated.

关于那些遭到狠毒的东谈主来说，一丝点哀怜心就会让他们以为备受存眷。

This new policy will make a world of difference to the country’s economy.

这项新计谋将对国度经济产生枢纽影响。

4. 起到至关蹙迫的作用、兹事体大（扩充义）

Your trust makes a world of difference to me.

你的信任对我至关蹙迫。

A fresh coat of paint has made a world of difference in that old house.

簇新的油漆使那栋旧屋子有了很大的改善。

5. （少量）中性：变成纷乱别离（不彊调横蛮）

仅客不雅暗示各异纷乱，无昭着指摘，多见于负责对比。

Different backgrounds make a world of difference in their choices.

不同布景让他们的接管各异纷乱。

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