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
Fear is a major impediment to thinking like an iconoclast and stops the average person in his tracks.
恐惧是反传统思维的主要障碍，它会阻碍一般人的思维发展。
来源于：剑雅9-Test2n. 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。
n. 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。
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