四级必备词汇 第160课
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- 释义：
- n. 维持，保持；维修
- 构词：
- main=man手+ten拿住,握住,支撑+ance表名词→用手拿住→维修,坚持
- 例句：
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The petitioner ask for a variation in her maintenance order.
上诉人要求对她生活费的命令的条件进行变更. 换一句 -
His small farm provides maintenance, but not much more.
他的小农场能使他们维持生活, 但仅此而已. 换一句 -
He learnt tractor maintenance.
他学会了拖拉机维修. 换一句
您还可以临摹下单词：
maintenance
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3/20
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4/20
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- 释义：
- vi. 旅行
- 构词：
- journ日期+ey→n.旅行,旅程 v.旅行
- 例句：
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A fast train does the journey to Ottawa in three hours.
快车在3小时以内走完去渥太华的旅程. 换一句 -
I don't envy your journey in this bad weather.
我并不羡慕你在这样恶劣的天气里旅行. 换一句 -
A childhood journey sparked his lifelong interest in railways.
儿童时代的一次旅行引发了他对铁路持续终生的兴趣. 换一句
您还可以临摹下单词：
journey
5/20
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- 释义：
- vi. 调查；发掘
- 构词：
- re一再+search搜索,调查→n.&v. 研究, 调查
- 例句：
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Recent research has cast new light on the causes of the disease.
最新研究使人们进一步了解了这种疾病的起因. 换一句 -
The scientist abandoned his research for lack of fund.
由于缺乏资金,这位科学家放弃了他的研究工作. 换一句 -
Biosphere 2 was ultimately ridiculed as a research debade, as exfravagant pseudoscience.
生物圈2号最终被讥讽为科研上的大失败, 代价是昂贵的伪科学. 换一句
您还可以临摹下单词：
research
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7/20
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8/20
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- 释义：
- adv. 因此，所以；今后
- 例句：
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The sports meet will be held three days hence.
运动会在三天后举行. 换一句 -
It's handmade and hence expensive.
这是手工做的,因此很贵. 换一句 -
Some people seemed to believe that with the abolition of the emperor, China had become a democratic country and that hence forth everything would take its proper course.
有人以为没有皇帝, 中国就算是民主国家,百事大吉,天下太平了. 换一句
您还可以临摹下单词：
hence
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10/20
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11/20
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12/20
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- 释义：
- n. 不足，缺少，不足额
- 构词：
- short短+age状态,总称→n.不足,缺乏
- 例句：
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Wartime austerities included food rationing and shortage of fuel.
战时的艰苦包括食物配给和燃料短缺. 换一句 -
The city is suffering a desperate shortage of water.
这个城市严重缺水. 换一句 -
A shortage of building land will push property values up.
建筑用地缺乏将造成房地产价格逐渐上升. 换一句
您还可以临摹下单词：
shortage
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14/20
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15/20
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- 释义：
- n. 制造商；制造厂
- 构词：
- manufacture制造,加工+er人→manufacturer
- 例句：
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A manufacturer can amplify the demand of a product by advertising widely.
厂商能用大做广告的方法来扩大人们对产品的需求. 换一句 -
That manufacturer outstripped all his competitors in sales last year.
那个制造商家去年的销售量超过了所有竞争对手. 换一句 -
A free sample is enclosed with the compliments of the manufacturer.
内附厂方敬赠的免费样品. 换一句
您还可以临摹下单词：
manufacturer
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17/20
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- 释义：
- n. 看台；立场
- 构词：
- stan站,立+d→v.站, 立, 站起
- 例句：
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The bridegroom asked the guests to stand and then toasted the bridesmaids.
新郎请客人起立为女傧相干杯. 换一句 -
The policemen asked the spectators to stand well back.
警察要求旁观者靠后站. 换一句 -
They thinned out a stand to create a lush forest tomorrow.
他们除去了林场中多余的树木,以利来日森林长得更茂密. 换一句
您还可以临摹下单词：
stand
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19/20
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- 释义：
- n. 挑战；怀疑，质疑
- 例句：
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It is important to challenge society's preconceptions about disabled people.
质疑社会对残疾人的成见极为重要. 换一句 -
She was poised to challenge for the party leadership.
她已准备好竞争党內领导地位. 换一句 -
Ex - colonial countries began to challenge the cultural dominance of Europe.
摆脫了殖民统治的国家开始挑战欧洲的文化统治. 换一句
您还可以临摹下单词：
challenge
20/20
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