快速积累托福常见重点必背单词！快收藏！
想要成功应对托福阅读，除了各个托福阅读题型之外，最为基础的就是词汇了！
托福阅读中有一些关键但又容易被忽略的词汇，貌似简单，但往往在托福阅读的文中担负重要的使命。一旦熟练掌握这些词汇，在考试中阅读题的得分会有不错的提升。
小编为大家整理汇总了托福常见且重要的词汇，希望能为大家觉得备考带来帮助。
1.a couple of两三个，几个
Although he thought of the key idea in 1951,the first maser was not completed until a couple of years later.
2.account for解释
Variations of clay composition and the temperatures at which they are fired account for the differences in texture and appearance.
3.adapt to使适应于
They have been able to adapt to ecological changes.
4.adorn with sth用…装饰
Some pots were adorned with incised or stamped decorations.
5.appeal to吸引
Publishing literature consisting of exciting stories that would appeal to both children and adults.
6.apply to适用于
Ethological theory began to be applied to research on children in the 1960’s.
7.at best充其量，最多
Hunting is at best a precarious way of procuring food,even when the diet is supplemented with seeds and fruits.
8.at intervals相隔一定距离
However,at intervals of 10 to 100 years,these glaciers move forward up to 100 times faster than usual.
9.at the expense of sth在损害…的情况下
A multitude of microorganisms make their livings directly at the expense of other creatures.
10.at the height of sth在…最鼎盛时期
The violin had reached the height of its popularity by the middle of the eighteenth Century.
11.back and forth来回地
They then spiral back and forth between the Earth's magnetic poles very rapidly.
12.be absent from缺席，不在
Lacking the right to vote and absent from the seats of power,women line were not considered an important force in history.
13.be capable of能…的
Many animals are capable of using objects in the natural environment as rudimentary tools.
14.be characterized by以…为特征
The nervous system of vertebrates is characterized by a hollow,dorsal nerve cord that ends in the head region as an enlargement,the brain.
15.be composed of由…组成
Ocean life is primarily composed of plants.
16.be concerned with与某事物有关
Ethnology is concerned with the study of adaptive,or survival,value of behavior and its Evolutionary history.
17.be distinct from与…不同
Jupiter and the other giant planets are of a low-density type quite distinct from the terrestrial planets.
18.be essential to对…不可缺少
Public performance is essential to verbal art.
19.be exposed to使接触，使遭受
Body contact reduces the surface area exposed to the cold air.
20.be far from离…很远，根本不是
But far from being random,molt is controlled by strong evolutionary forces that have established an optimal time and duration.
21.be hostile to极不友好的，极厌恶的
Ocean bottom is a hostile environment to humans.
22.be regarded as被认为是
Humanity's primal efforts to systematize the concepts of size,shapes,and number are usually regarded as the earliest mathematics.
23.be related to与…有关的，相联系的
Why is dancing closely related to popular music in the United States?
24.be responsible for对…负责
In fact,nuclear reactions that convert hydrogen to helium are responsible for most of the energy that stars produce.
25.be sensitive to对…敏感的
Ants can be extremely sensitive to these signals.
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