4周搞定2000+托福核心词
impulsive = im(向内) + puls(推动) + ive(...的) = 向内推动的→冲动的
impulse = im(向内) + pulse(推动) = 内在的推动→冲动
expediency = ex(向外) + pedi(脚) + ence(性质) + y(表名词) = 脚向外踏→权宜
acment = ac(加强) + ment(表名词) = 伴随物
accompliishment = ac(一再) + com(全部) + pli(满) + ish(表动词) + ment(表名词) = 全部满足→完成
让脚往回走的东西→障碍
impediment
常考释义
These are at best a waste and at worst an impediment to the transfer of pollen in the air.
因为这些东西对于风媒传粉的花来说充其量只是多余的，搞不好还会变成花粉在空中传播的阻碍。
来源于：阅读OFFICIAL45 P2n. 障碍；阻碍
The new taxes were a major impediment to economic growth.
这些新税种是经济增长的一个主要障碍。
The current level of rates was not an impediment to economic recovery.
当前的税率水平并不是经济复苏的阻碍。
These are at best a waste and at worst an impediment to the transfer of pollen in the air.
因为这些东西对于风媒传粉的花来说充其量只是多余的，搞不好还会变成花粉在空中传播的阻碍。
来源于：阅读OFFICIAL45 P2n. 法定障碍
He was satisfied there was no legal impediment to the marriage.
这桩婚姻没有法定障碍，他对此感到满意。
n. 生理缺陷；（尤指）发音障碍
John's slight speech impediment made it difficult for his mother to understand him.
约翰有轻微的言语障碍，这使得他母亲难以听懂他的话。
[ɪmˈpɛdəmənt]
基本释义 n. 妨碍
常考释义 n. 妨碍；阻止
The new taxes were a major impediment to economic growth.
这些新税种是经济增长的一个主要障碍。
The current level of rates was not an impediment to economic recovery.
当前的税率水平并不是经济复苏的阻碍。
impede
expediency n. 权宜
ex向外+pedi脚+ence性质+y表名词 =脚向外踏→权宜
accompaniment n.伴奏；伴唱【音】
ac加强+company陪伴+ment表名词 =伴随物
accomplishment n. 成就
ac 一再+com 全部+pli满+ish表动词+ment表名词 =全部满足→完成
achievement n. 达到，完成；成就，成绩
achieve达到+ment名词后缀 =完成达到行为或结果等→成就
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