托福每日一词：chain
由于托福考试词汇量比较大，大家在备考的时候，很容易盲目的背诵，不能分清主次。尤其对于时间比较紧张的同学们来说，大家需要在短时间内快速的掌握重点的词汇内容。下面小编就为大家带来了每日一词的系列内容，帮助大家更好的背诵和理解重点词汇。
来源：新东方 《TOEFL终极4300》
chain
常考释义
1、n. (金属)链子，链条
a series of usually metal links or rings connected to each other in a line and used for supporting heavy things, for holding things together, for decoration, etc
例：She wore a gold chain around her neck.
她脖子上戴了一条金项链。
2、 n. 一系列(事件或行动);一群(人)
a series or group of things or people that are connected to each other in some way
例：The salesmen are just one link in the chain of distribution.
销售员只是整个经销过程中的一个环节。
3、n. 连锁店
n. a group of businesses (such as stores, restaurants, or hotels) that have the same name and basic appearance and sell the same products or services
例：several major UK supermarket chains.
英国几家主要的超市连锁店
4、v. 拴住、束缚
to fasten, hold, or connect (someone or something) with a chain
例：The elephants were chained up by their legs.
大象的腿上拴了铁链。
音频中例句
1、There was also concern that the destruction of habitats and the disruption of food chains would make it impossible for the animals that survived the fire to return.
人们还担心由于栖息地和食物链的破坏，那些幸存的动物也不会再回到这里了。
2、Well, you can imagine how these malls affected local and pedestrian malls business owners. Sort of what was we called it a chain reaction.
你可以想象这些商场是如何影响当地步行街的店主的。有点儿像我们所说的连锁反应。
3、Many popular and well-known business chains, such as fast food restaurants, use a practice known as franchising.
很多受欢迎的知名连锁企业，比如一些快餐店，都采用加盟经营的方式。
4、I don’t want a job where I’m chained to a desk all day.
我不想要一份成天被束缚在办公桌前的工作。
练习
判断下列句子中chain的意思。
1、 Wal-mart is a large supermarket chain.
2、 I have detached the watch from the chain.
3、 The world's longest mountain chain is the Andes.
4、 Their hands and feet were chained together.
(注： 练习答案下拉至底部可见)
拓展
常见搭配：
supply chain 供应链;供给链;供需链
industrial chain 产业链;工业链锁
key chain 钥匙扣;钥匙链
production chain 生产链;流水线
练习答案
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