expand 核心词议：
v. 扩大；伸展
expand 基本解释
vt. 使…变大；扩张；详述
vi. 扩展；发展；张开；展开
速记方法
速记技巧
词根词缀法
拆
词根ex向外的，pand谐音胖的
记
向外胖的，扩大，膨胀。
知识扩展
基本用法
expand的意思是“扩大，扩张”，指事物在范围、规模、体积或大小尺寸上的扩大，侧重于“扩展”和“发展”，引申可指“详尽阐述”。
expand既可用作及物动词，又可用作不及物动词，用作及物动词时可接名词或代词作宾语。
expand在口语里还可表示“变得亲切友好，变得乐于交谈”，这种单词用法多见于英式英语。
重要短语
expand market开拓市场
expand into扩大为
expand domestic demand扩大内需
expand on详述
expand 变化形式
第三人称单数： expands
过去式： expanded
过去分词： expanded
现在分词： expanding
中文词源：
expand 扩大
ex-, 向外。-pand, 展开，词源同pace, feather.
expand
精选例句
1、 As their world expanded, she said, children compared themselves to others online in a way that was "hugely damaging in terms of their self-identity, in terms of their confidence, but also in terms of their ability to develop themselves".
她说，随着孩子们的世界不断扩大，他们在网上与他人比较的方式“对他们的自我认同、自信心和自我发展能力都是巨大的伤害”。[机器翻译，如有错误，感谢纠错]
2、 For example, people volunteer to express personal values related to unselfishness, to expand their range of experiences, and to strengthen social relationships.
例如，人们自愿表达与无私相关的个人价值观，扩大他们的经验范围，加强社会关系。[机器翻译，如有错误，感谢纠错]
1、 Having a growth mindset of interest can help job seekers expand their interests and become more adaptable to different fields, and take the initiative to learn new skills.
拥有兴趣的成长型心态可以帮助求职者扩大自己的兴趣，更能适应不同的领域，主动学习新的技能。
1、 [L] But after General Mills bought EPIC in 20 16, Collins and Forrest suddenly had the resources they needed to expand their supply chain.
但在通用磨坊公司于2016年收购EPIC之后，柯林斯和福里斯特突然有了扩大供应链所需的资源。
1、 But in addition to those trusted coworkers, you should expand your horizons and find out about all the people around you.
但除了那些值得信任的同事，你还应该扩大你的视野，了解你周围所有的人。
常见考点例句：
- They don 't expand our brain 's natural limits .
- 他们并不能扩展我们大脑天生的局限。
- Why have these thai companies started to expand abroad ?
- 为什么这些泰国企业已经开始向海外拓展？
- Now it focuses on helping chinese firms expand abroad .
- 现在则专注于帮助中国公司海外扩张。
- Mr sverdlov wants to expand into developing countries .
- sverdlov先生希望把业务扩大到发展中国家。
- This suggests that construction should expand further .
- 这表明建筑业应会进一步发展。