4周搞定2000+托福核心词
alter = alter(改变) = 改变
alterate = alter(改变) + ate(做，使) = [二人]变着做事→交替[做事]
accommodation = ac(使) + com(一起) + mod(模式) + ation(表名词) = 在一起的模式→住处; 适应
adaptation = ad(一再) + apt(适应) + ation(表名词) =
改变
alteration
常考释义
Paleontologists have argued for a long time that the demise of the dinosaurs was caused by climatic alterations associated with slow changes in the positions of continents and seas resulting from plate tectonics.
很长时间以来，古生物学家们认为恐龙的灭亡是与因地质构造而引起的海洋和大陆位置变迁相关的气候变化所致。
来源于：阅读OFFICIAL8 P2n. 改变；变更
Simple alterations in lifestyle can help to lower blood pressure.
生活方式的简单改变有助于降低血压。
There were a few minor alterations to the menu.
对菜单作了几个小改动。
We cannot make any alterations to these arrangements.
我们不能对这些安排作任何改动。
Many parts of plants and animals are extremely resistant to the digestive systems of animals and pass completely through the body with little or no alteration.
很多植物和动物不容易被动物的消化系统消化，没有改变或者只有些许改变就排出体内了。
来源于：阅读OFFICIAL48 P2If it seems difficult to conceive how major changes could occur rapidly, consider this: an alteration of a single gene in files is enough to turn a normal fly with a single pair of wings into one that has two pairs of wings.
如果很难设想大的改变会迅速发生，想想这些：一个单一基因的改变就足以将有一对翅膀的苍蝇变成两对翅膀。
来源于：阅读OFFICIAL30 P2Paleontologists have argued for a long time that the demise of the dinosaurs was caused by climatic alterations associated with slow changes in the positions of continents and seas resulting from plate tectonics.
很长时间以来，古生物学家们认为恐龙的灭亡是与因地质构造而引起的海洋和大陆位置变迁相关的气候变化所致。
来源于：阅读OFFICIAL8 P2n. 更改；改动
Her jacket was at the boutique waiting for alteration.
她的短上衣放在时装店里，要改一改。
`Timetable subject to alteration.
时刻表或有调整
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