contract
单词辨析：
多指因受热、遇水等而收缩或变小，也指数量、体积、价值等变小。
My shirt shrank when it was washed.
我的衬衫洗后缩水了。
Will this detergent shrink wool clothes?
这种洗涤剂会使毛织品缩水吗?
The staff of the company shrank to only six people.
这家公司的员工减少到只剩6个人了。
指物体因受冷等而收缩体积，也指经济、市场等缩小。
When air is heated, it expands and when air is cooled, it contracts.
空气遇热时膨胀，变冷时收缩。
The cold weather made the cement in the walls contract until it finally cracked.
寒冷的天气使墙上的水泥收缩，直至最后开裂。
The manufacturing industry has contracted by 1.5% since last year.
自去年起，制造业已经萎缩了1.5%。
指国家之间经外交谈判后依照国际法签订的正式条约。
the treaty of commerce/friendship/mutual assistance
通商/友好/双边互助条约
The treaty was concluded on equal terms.
该条约是在平等的基础上订立的。
The treaty will be the threshold of lasting peace.
该条约将成为持久和平的开端。
The two nations drew up a peace treaty after the war ended.
战争结束后，两国起草了一份和平协议。
多指国家或团体之间达成的正式协议。
the Helsinki accord on human rights
赫尔辛基人权协议
The two superpowers reached an accord.
这两个超级大国达成了一项协议。
Those nations signed the peace accord.
那些国家共同签订了和平协定。
指双方或多方订立的具有法律效力的正式书面合同或契约。
He was under contract to a private company.
他已签约去一家私企工作。
Is it true that they will sign the contract?
他们真的会签署那份合约吗？
The terms of the contract are absolutely fair.
合同上的条款是完全公平的。
尤指互助、停战等方面的正式协定。
The two tribes signed a pact to end their fighting.
这两个部落签署了一项终止战争的协定。
The early immigrants concluded a peace pact with the local people.
早期移民和当地人缔结了和平条约。
This led to a non-aggression pact between the two countries.
这使得两国签订了一项互不侵犯条约。
相关例句：
He contracted AIDS from a blood transfusion
他因为输血而感染了艾滋病。
He's close to signing a contract.
他即将签下一份合同。
We have awarded the contract to a British shipyard
我们将合同给了一家英国造船厂。
The company won the contract by essentially saying it would do the job for free.
那家公司基本上是靠宣称免费进行那项工作才赢得了合同。
What clause do you require in the contract?
你要求在合同中订上什么条款？
The police advised her to get out of town because there was a contract on her life.
警察建议她离开这个城市，因为有人雇杀手杀她。