2018考研是场艰巨的战役，对于考研英语词汇是它的“先锋兵”，只有攻克词汇，才能确保考研分数的稳固和万无一失。老师们祝愿考研的学子们再接再厉，勇往直前!
copper n 警察
core n核心, 精髓, 要点The core of our appeal is freedom of speech.我们呼吁的中心是要言论自由。
【美】(共修的)基础课设置Each student studies four core subjects. 每个学生学习4门基础课。
to the core 完全地烂透了坏透了
The pear is rotten to the core.这梨全烂了。
He is English to the core.他是个地道的英国人。
corn n平庸、伤感或陈腐的音乐、诗歌、戏剧等;鸡眼
corner n. 困境She will need luck to get out of a tight corner like that.她要靠运气才能走出困境
vt.垄断, 囤积They've cornered all the business.他们已控制了所有的买卖。
逼入困境The police finally cornered the thief.警察终于把那个小偷逼入一个角落。
correct vt惩治;责备You should correct the children when they are rude孩子无礼你就治治他们。
adj改[修]正的恰当的;a correct explanation恰如其分的解释
端正的; 高尚的; 合乎礼仪的; a very correct young man仪态非常端庄的年轻人
符合一般性规则的the correct dress for a ceremony典礼时应穿的衣服(礼服)
cost vt 估价Has this project been costed?这项工程估价了吗?
cotton on懂得，逐渐认识到At last she’s cotton on to what they mean.她终于明白他们的意思
couch vt.表达He couched his request in very polite terms.他以很礼貌的话表达了自己的要求。
vi蹲着;埋伏The deer couched. 那只鹿蹲伏下来。
cough up认罪, 勉强说出(某事) 咳出掏出, 交出
After hours of questioning, the prisoner coughed up and admitted that he had stolen the jewels.
几个小时的审讯后, 罪犯认了罪, 承认偷了珠宝。
He coughed up the candy that was stuck in his throat.他把卡在喉咙里的糖果咳出来
She was shocked at the bill, but she had to cough up.她颤抖地拿这张支票但不得不交出。