largely/chiefly/greatly/mostly.导航词义：主要地

1. largely:adv. 主要地，大部分.指范围或程度上占大半地。

This small country is largely located in the desert.

这个小国家大部分地区位于沙漠中。

Her success was largely due to luck.

她的成功主要靠运气。

2. chiefly:adv. 主要地.指作为非常重要的成分但并非全部地。

Air consists chiefly of nitrogen.

空气主要由氮气组成。

Cattle feed chiefly on grass.

牛主要以草为食。

3. greatly:adv. 大大地，非常.主要用于强化程度，不修饰形容词，通常用于动词或分词前。

the greatly increased risk

大大增加的风险

He was greatly hurt.

他深受伤害。

I was greatly moved by his kindness.

他的善良令我极为感动。

4. mostly:adv. 大部分，多半.指数量等方面占多半。

The members of the party are mostly workers.

该党的成员大部分为工人。

The men at the party were mostly fairly young.

参加聚会的男子大都非常年轻。

We mostly go out on Saturdays.

我们星期六一般不在家。

全部

1·Opinions diverge greatly on this issue.

在这个问题上意见分歧很大。《牛津词典》

2·She will be greatly missed when she leaves.

她走了以后，人们会非常思念她的。《牛津词典》

3·People's reaction to the film has varied greatly.

人们对这部影片的反应大不一样。《牛津词典》

4·Everyone can greatly improve the quality of life.

人人都能大幅提高生活质量。《柯林斯英汉双解大词典》

5·He was greatly respected by his brother officers.

他非常受军官同僚的敬重。《牛津词典》

6·Western fears, he insists, are greatly exaggerated.

他坚持认为西方的担忧被高度夸大了。《柯林斯英汉双解大词典》

7·Demand for the product has been greatly exaggerated.

对这项产品的需求给过分夸大了。《牛津词典》

8·People would benefit greatly from a pollution-free vehicle.

人们将极大地受益于无污染汽车。《柯林斯英汉双解大词典》

9·Her father's death impacted greatly on her childhood years.

父亲去世对她的童年造成巨大影响。《牛津词典》

10·We were greatly encouraged by the positive response of the public.

公众所持的肯定态度给了我们极大的鼓舞。《牛津词典》

大大

1·The face of this city has greatly changed.

这座城市的面貌已大大改观了。《新英汉大辞典》

2·These offerings greatly helped to ease Tom's conscience.

这些慰问品大大减轻了汤姆良心的不安。

3·Over the years public library services have greatly expanded.

多年来，公共图书馆的服务范围已大大扩展。

4·Other ancient bacteria consumed methane, greatly reducing its amount in the atmosphere.

其他古代细菌消耗甲烷，大大减少了甲烷在大气中的含量。

5·Recently, a zinc gel applied nasally has been shown to greatly reduce the duration of colds.

最近，一种应用于鼻腔的锌凝胶被证明可以大大缩短感冒的持续时间。

很大地

1·Because these wind loads are a major structural consideration, they greatly influence the design of the flight control system.

因为这些风载荷是结构上主要的考虑因素，它们很大地影响着飞行控制系统的设计。

2·Changes in food preparation methods, for example, have improved our lives greatly.

食物的变化就很大地提高了人们的生活质量。

3·This prediction method of easier than traditional inversion method in application and improves resolution greatly.

与传统反演方法相比，该方法应用更方便并可以很大地提高分辨率。

4·We are greatly suffering from the credit crunch in addition to the burst of the construction bubble. Where I live, on the coast, the impact is quite noticeable.

在房产泡沫破灭后，我们的生活很大地受到信贷紧缩的影响。我住在海岸边，这些影响在那里感觉犹为明显。

5·Fhe wear resistance of metal material can be greatly improved by a cryogenic treatment.

深冷处理能很大地提高金属材料的耐磨性。

大大地

1·An apple four hundred years ago led to the law of gravity while the apple designed by Steve Jobs has changed our life greatly.

四百年前的一个苹果带来了万有引力定律，而史蒂夫有·乔布斯设计的苹果大大地改变了我们的生活。

2·But we have improved the technology greatly in recent years.

但我们最近几年已经大大地提高了该技术。

3·We've not only prevented a lot of customer issues, we have greatly reduced the number of testers necessary to ensure the absence of recall-class bugs.

我们不仅预防了很多产品级问题，还大大地减少了那些为确保消除“召回级别”缺陷而安排的测试人员的人数。

4·This greatly enhances the model navigation.

这大大地增强了模型可导航性。

5·Properly insulating your attic and sealing any leaks under doors or around windows, will greatly improve the effectiveness & efficiency of your both cooling AND heating systems.

将顶层阁楼与下面的房子进行隔热，将门窗漏风处都堵好，如果这些措施得当，将会大大地提高空调制冷与制热系统的工作效率。

大为

1·Such being the case, the understanding of nature would be greatly improved.

如果是这样，那么我们对大自然的认识将会大为提高。

2·The mean weight of fish caught is also dropping, which worries the research institute greatly, though the biomass of spawning stock has increased slightly since 1985.

被捕获的鱼的平均重量也在减小，这正是研究机构大为担忧的，尽管产卵鱼的总存量从1985年以来已略微增加。

3·Humanity's views have expanded greatly, but we did notthoroughly assess and anticipate how complex people can make things.

人类的观念已大为开明，但我们并未全面评估和预料人们可以把事情弄得多复杂。

4·Little Pearl - who was as greatly pleased with the gleaming armour as she had been with the glittering frontispiece of the house - spent some time looking into the polished mirror of the breastplate.

小珠儿就象她刚才对宅瞪闪光的前脸大为高兴一样，此时对那明晃晃的盔甲也兴奋异常，她在擦得缀亮的护胸镜前照了好长时间。

5·If students congregate in a setting other than a school, they will continue to spread the virus, and the benefits of school closure will be greatly reduced, if not negated.

如果学生在校外某一情况下聚在一起，会继续传播病毒，这样关闭学校的益处即便是有，也会大为降低。

非常

1·She will be greatly missed when she leaves.

她走了以后，人们会非常思念她的。《牛津词典》

2·Don't say 'learn 'em', Toad, said the Rat, greatly shocked.

“托德，不要说‘领教他们’。”水鼠兰特非常震惊地说。

3·This was quite unexpected to the president and surprised him greatly.

这对总统来说是出乎意料的，让他非常吃惊。

4·Pinocchio was greatly afraid of thunder and lightning, but the hunger he felt was far greater than his fear.

皮诺乔非常害怕打雷闪电，但他的饥饿感远远超过了恐惧。

5·Until now, I still feel greatly appreciative of him for helping me without hesitation when I was in troubles. That is real friendship!

至今为止，我仍然非常感激刘某人，在我遇到困难时，可以毫不犹豫地帮助我，这才是真正的友情！

很

1·She said that this meant it was from the Prince of Wales and read out the letter inside, which thanked us for our song and assured us that the Prince and Lady Diana Spencer had greatly enjoyed it.

她说这个标识显示这封信来之威尔士王子殿下，并且给我们读了信的内容。信中感谢我们所作的歌曲，并且让我们相信王子和戴安娜女士都很很喜欢它。

2·She must have suffered much, and she must have still been suffering greatly, for she said to herself, that her father had been unkind; but she counted on Marius.

她一定受了很大的痛苦，所以现在还觉得很悲伤，因为她说父亲对她不好，她把希望寄托在马吕斯身上。

3·I wanted to use my knowledge to help a non-profit with their SEO strategy and also become more experienced in a field that interests me greatly.

我想用我们的搜索引擎优化知识帮助非盈利性组织，同时在那个我很感兴趣的领域增长经验。

4·Join is a greatly enhanced version of paste.

join是paste的一个很好的增强版本。

5·The hot and dry weather disagrees with her greatly.

那里炎热干燥的天气对她很不适宜。