雅思必备词汇 第139课
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- 释义：
- n. 八边形，八角形
- 构词：
- octa八+gon角→n.八角形
- 例句：
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Various windows embellish the corridor, with the shape of square, circle, hexagon and octagon.
走廊的窗户形状各异，有方形，有圆形，有六角形，也有八角形。 换一句 -
Eight . A circle has 1 line , and an octagon has 8.
如果圈代表一个,八角形是多少? 换一句 -
The design of octagon vase is tall and simple; the glaze color is green and clear.
八棱瓶造型简洁挺拔, 釉色青绿莹润. 换一句
您还可以临摹下单词：
octagon
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- 释义：
- n. 算术
- 构词：
- arith数学+met+ic人或科学→n.算术,四则运算
- 例句：
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John was competing against James for the prize in arithmetic.
约翰和詹姆斯比赛争夺算术奖. 换一句 -
An educational system which fails to teach basic arithmetic is seriously deficient.
一个沒教基础算术知识的教育体制是有严重缺陷的. 换一句 -
Of his age, the child is above the norm in arithmetic.
在他那个年龄, 这个孩子的算术能力是超过标准的. 换一句
您还可以临摹下单词：
arithmetic
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- 释义：
- vt. 处决；实施，执行
- 构词：
- ex出去,即出去做+secut跟随,追+e→execute→[判决]之后而来的就是执行
- 例句：
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The Windows allows a computer user to execute multiple programs simultaneously.
Windows操作系统允许计算机用户同时运行多个程序. 换一句 -
The Windows allow a computer user to execute multiple programs simultaneously.
Windows允许计算机用户同时运行多个程序. 换一句 -
Never once did I doubt that I would be able to execute my plan.
我从未怀疑过我能执行自己的计划. 换一句
您还可以临摹下单词：
execute
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9/20
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- 释义：
- n. 硬件；金属制品
- 构词：
- hard硬,艰难+ware物件→硬件→五金器具,金属制品
- 例句：
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He bought a pot and other hardware at the store.
他从商店买了一个壶和其他金属制品. 换一句 -
That family has carried on a hardware business for five generations.
那家已经经营五金生意五代了. 换一句 -
Hardware is the mechanical components of a computer.
硬件指的是计算机的机械部分. 换一句
您还可以临摹下单词：
hardware
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- 释义：
- adj. 废弃的，过时的
- 构词：
- ob离开+sol太阳+ete→离开太阳了→放在角落不用了
- 例句：
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These goods are obsolete and will not fetch much on the market.
这些货品过时了,在市场上卖不了高价. 换一句 -
Our service is obsolete, requiring root and branch reform.
我们的服务业已过时, 需要彻底改革. 换一句 -
They tried to hammer obsolete ideas into the young people's heads.
他们竭力把陈旧思想灌输给青年. 换一句
您还可以临摹下单词：
obsolete
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- 释义：
- v. 授权，委托；许可，批准
- 构词：
- authorise[v.授权,委任;许可,批准]→v.授权,批准
- 例句：
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He said that he needed to get his supervisor to authorize my refund.
他说必须让主管人员批准我的退款. 换一句 -
It would certainly be within his power to authorize a police raid like that.
他绝对有权批准那样的一次警方突袭行动。 换一句 -
Only the President could authorize the use of the atomic bomb.
只有总统才能授权使用原子弹。 换一句
您还可以临摹下单词：
authorize
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- 释义：
- v. 贬值，降价，轻视
- 构词：
- de去掉+preci价值,估价+ate表动词→去掉价值→贬值
- 例句：
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The car value will depreciate by 2000 dollars in the first year.
汽车在第一年将减值大约2000美元. 换一句 -
We must not depreciate the work she has done.
我们不要轻视她所做的工作. 换一句 -
Don't depreciate my efforts to help / what I have done.
不要轻视我为帮忙所付出的努力[我已做的事]. 换一句
您还可以临摹下单词：
depreciate
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- 释义：
- v. 假装，模仿
- 构词：
- simul相类似,一样+ate表动词→做得相象,模仿
- 例句：
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A sheet of metal was shaken to simulate the noise of thunder.
猛力抖动金属片以模仿雷声. 换一句 -
The scientist developed one model to simulate a full year of the globe's climate.
这名科学家研制了一个模型来模拟地球全年的气候。 换一句 -
The wood had been painted to simulate stone.
木头上刷了漆以看起来像块石头。 换一句
您还可以临摹下单词：
simulate
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- 释义：
- n. 鼠海豚
- 例句：
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What is the difference between a dolphin and porpoise ?
海豚和和鼠海豚有什么区别？ 换一句 -
Should set a sculptured porpoise, gills a snort / And vibrant tail, within the temple - gate.
那两腮呼呼作响、尾巴掀起了/怒浪的庞大的海族--在庙宇的门墙内. 换一句 -
I think __ Porpoise is very interesting in the zoo.
我觉得在动物园里海豚是很有趣的. 换一句
您还可以临摹下单词：
porpoise
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- 释义：
- n. 补助金，津贴
- 构词：
- sub在下面+sid旁边+y→下面旁边[不是主要的收入]
- 例句：
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The cost of getting there is mitigated by Sydney's offer of a subsidy.
由于悉尼提供补助金，所以到那里的花费就减少了。 换一句 -
Higher deposit rates increase the budget costs of the subsidy program.
存款利润较高,就增大了补贴规划的预算费用. 换一句 -
The unIt'subsidy fell from 50 percent of cost to 17 percent.
单位补贴由占成本的50%下降为17%. 换一句
您还可以临摹下单词：
subsidy
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