1.corroborate v.證實(shí)（to supporl: with evidence or authorty)

詞根記憶：cor+robor(力量strength)+ate--加強(qiáng)力量來證實(shí)--證實(shí)

例:These data corroborate the hypothesis of the experiment.

派生詞：corroborator(n.確證者)

同根詞：corroborant(a．確證的;補(bǔ)身的)；roborant(n.強(qiáng)壯劑)

2.corrosion n.腐蝕（狀態(tài)）,侵蝕（the action, process, or effect of corroding）

詞根記憶：來自corrode(v.侵蝕)

例:It can cause blackouts in some areas and corrosion in north-south pipelines.

派生詞：corrosive(a．腐蝕性的)

3.corrosive a．腐蝕性的，蝕壞的(tending or having the power to corrode)

詞根記憶：來自corrode(v.侵蝕;損害)

例:The cable car will replace the tour buses whose large wheels and corrosive exhaust at present do significant damage to the site.

4.corruption n.腐化，墮落(depravity)

詞根記憶：來自corrupt(v.腐化，使墮落)

例:The socialization was a way of resisting what they perceived as the relentless corruption of human values by the marketplace.//The corruption of public officials makes the government look bad.

5.cortex n.（內(nèi)部器官的）皮質(zhì)(the outer layer of an internal organ or body structure, as of the kidney or adrenal gland)

詞根記憶：該詞也有“（植物的）皮層，樹皮”之意。

注意：bark(n．樹皮)

例:adrenal cortex腎上腺皮質(zhì)

6.cosmetic n．化妝品(makeup)

聯(lián)想記憶：cos(看作cost花費(fèi))+metic一化妝品花費(fèi)很高

例:Cosmetics are being tested on sentient animals.

7.cosmic a.宇宙的(of or relating to the cosmos)

詞根記憶：cosm(宇宙)+ic一宇宙的

例:cosmic explosion宇宙大爆炸

同根詞：cosmopolis(n.國(guó)際都市)；cosmos(n.宇宙)

8.council n.理事會(huì)，委員會(huì)(an assembly or meeting for consultation, advice, or discussion)

例:the National Security Council圄家安全委員會(huì)

9.counteract v.消除，抵消（to make ineffective or neutralize the ill effects of）

詞根記憶：counter(反)+act（動(dòng)作）一做相反的動(dòng)作一消除，抵消

例:To help counteract our declining market share, we should increase the productivity of our professional staff members.

10.counterattack n．反攻,反擊(beat back)

分拆記憶：counter(相反的)+attack(攻擊)一反擊

例:The Environmental Protection Agency's proposal to place restrictions on both diesel fuel and diesel engines has sparked a counterattack by the oil industry.