TOEFL必备词汇 第97课
1/20
报错
2/20
报错
- 释义：
- n. 妨碍，阻碍（物）
- 构词：
- impedi=impede[v.妨碍]+ment物→n.妨碍,阻碍物
- 例句：
-
The new taxes were a major impediment to economic growth.
新设的税项是经济发展的主要障碍. 换一句 -
Their boycott of the talks constitutes a serious impediment to peace negotiations.
他们联合抵制会谈的行为成了和谈的重大障碍. 换一句 -
Some small impediment slowed his conversation.
轻微的口吃使他讲话很慢. 换一句
您还可以临摹下单词：
impediment
3/20
报错
- 释义：
- n. 溶液
- 构词：
- solu溶解,解决,松开+tion表名词→n.解答,解决办法;溶解,溶液
- 例句：
-
They have arrived at a solution via scientific investigation.
他们通过科学的调查研究得出了解决问题的办法. 换一句 -
Adding sulphate to the solution will give a precipitate.
将硫酸盐加入该溶液会产生沉淀. 换一句 -
The solution can be expressed by a mathematical equation.
答案可用一个数学方程式来表示. 换一句
您还可以临摹下单词：
solution
4/20
报错
- 释义：
- adv. 壮观地，令人吃惊地
- 例句：
-
Was he even spectacularly sick, exceptionally blind, extraordinarily degraded?
难道他真的一身病态, 格外愚昧, 特别堕落 吗 ? 换一句 -
Because this fact was no recognized , the early magnetic prospecting for iron deposits was spectacularly unsuccessful.
由于不了解这个事实, 因此早期为寻找铁矿进行磁法勘深,遭到了惊人的失败. 换一句 -
Instead it has failed spectacularly and there are now more than ever.
然而明显他失败了,现在却比以往更多. 换一句
您还可以临摹下单词：
spectacularly
5/20
报错
6/20
报错
- 释义：
- n. 胰岛素
- 构词：
- insul岛屿,sul有'单独'之意+in表示"……素"→n.胰岛素
- 例句：
-
Diabetes is caused by a fault in the insulin production of the body.
糖尿病是由体內胰岛素分泌失调引起的. 换一句 -
China was the first country in the world to synthesize crystalline insulin, a bioactive protein.
中国在世界上最早用人工方法合成一种有生物活力的蛋白质--结晶胰岛素. 换一句 -
A report recently published in the American Journal of Epidemiology suggested that smoking increased the risk of developing non - insulin - dependent diabetes mellitus ( NIDDM ) by more than three times.
美国《流行病学杂志》最近发表的一份报告表明,吸烟使人们患 非 胰岛素依赖型糖尿病的危险增加了3倍多. 换一句
您还可以临摹下单词：
insulin
7/20
报错
8/20
报错
9/20
报错
10/20
报错
11/20
报错
12/20
报错
- 释义：
- n. 远征；探险队
- 构词：
- expedite[v.使加速,促进]+ion→n.远征[队],探险[队]
- 例句：
-
We must fit the expedition out with the best equipment.
我们必须向探险队提供最好的装备. 换一句 -
The expedition through the jungle was fraught with difficulty and danger.
穿越森林的探险充满着艰辛和危险. 换一句 -
The scientists will go on an expedition to the South Pole.
这些科学家们将要去南极考察. 换一句
您还可以临摹下单词：
expedition
13/20
报错
14/20
报错
- 释义：
- adj. 可感觉到的，明显的
- 构词：
- sens感觉+ible能……的→能感觉的→明显的
- 例句：
-
Are you sensible of the dangers of your position?
你觉察到你处境中的危险了 吗 ? 换一句 -
In the state I was in, this seemed a perfectly sensible remark.
在我所处的情况下, 这么说看来是完全合乎情理的. 换一句 -
Throughout the entire altercation, not one sensible word was uttered.
争了半天, 没有一句话是切合实际的. 换一句
您还可以临摹下单词：
sensible
15/20
报错
16/20
报错
- 释义：
- adj. 具体的，确凿的
- 构词：
- con共同+crete=cre增长,产生,生长→共同在一起制造→混凝土[凝聚在一起即具体的]
- 例句：
-
Everywhere you look, you can see glass and concrete monstrosities going up.
到处你都能看到玻璃和混凝土的庞然大物拔地而起. 换一句 -
We should make a concrete analysis of each specific question.
对于每个具体问题要进行具体分析. 换一句 -
Concrete is composed of cement, sand and gravel mixed with water.
混凝土由水泥 、 砂、石子与水掺和而构成. 换一句
您还可以临摹下单词：
concrete
17/20
报错
- 释义：
- vt. 婉拒；谢绝
- 构词：
- de向下+clin倾斜,斜坡+e→向下斜
- 例句：
-
Poor economic policies led to a long period of stagnation and decline.
糟糕的经济政策道致了长时间的经济萧条和下滑. 换一句 -
I must decline to show favour to any of the candidates.
我必须拒绝偏袒任何一位候选人. 换一句 -
The decline of community life is negating the work of welfare services.
社区生活的下降否定了福利机构的工作. 换一句
您还可以临摹下单词：
decline
18/20
报错
19/20
报错
20/20
报错
- 释义：
- adj. 辅助的，助理的
- 构词：
- assist[v.帮助]+ant人→n.助手,助教;辅助物
- 例句：
-
In my book Walt is the best assistant we've ever had.
依我看,沃尔特是我们曾有过的最好的助手. 换一句 -
An assistant one day a week would ease my workload.
每周有一天配一个助手就会减轻我的工作负担. 换一句 -
We are hard put to find a replacement for our assistant.
我们很难找到一个人来代替我们的助手. 换一句
您还可以临摹下单词：
assistant
支持键盘“← → 回车键”翻页，F8键例句发音，F9键单词发音