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辨析 A) decrease B) reduce C) condense D) contract

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辨析 A) decrease B) reduce C) condense D) contract
decrease
[di:ˈkri:s]
vt.& vi.
(使)缩短; 减小,减少
The traffic accidents in the city decreased last year.
该城市去年交通事故减少了.
n.
减小,降低
There has been some decrease in imports.
进口货物有所减少.
减少(量)
The decrease in sales was almost 20 percent.
销售量差不多减少了20%.
reduce
[riˈdju:s]
vt.
缩减,减少; 降低
He won't reduce the rent of our house.
他不肯减少我们住房的租金.
降低某人的级别或地位; 降职
使…陷入某种状态[状况]中
Hunger reduced him to steal.
饥饿使他不得不行窃.
将…概括[简化]
The rising sun quickly reduced the fog.
升起的太阳很快驱散了晨雾.
将…还原
A doctor can reduce a fracture or dislocation.
医生能使骨折或脱臼复位.
vi.
减轻体重; 节食
She has been reducing for the last few weeks.
最近几个星期她一直在节食.
condense
[kənˈdens]
vt.& vi.
(使)变稠或变浓; 浓缩
Soup condenses when boiled.
汤煮过后就浓了.
(使)凝结
Steam is condensed in the condenser.
蒸汽在冷凝器中凝结.
vt.
简说,摘要,简述
I have condensed my report.
我已缩短了我的报告.
contract
[kənˈtrækt]
vt.& vi.
染上(恶习,疾病等)
Bad habits are easy to contract.
坏习惯很容易养成.
缩小; 紧缩
Metal contracts as it becomes cool.
金属冷却时体积缩小.
[ˈkɔntrækt]
vt.
缔结; 订契约
They've contracted an agreement.
他们缔结了一项协议.
n.
契约,合同
Once you have reached formal agreement,you should enter into a contract with the other party.
你一旦达成正式协议,就应该和对方签订合同.