1.concealed-covered-隱藏著的
eg. She can't demonstrate her concealed love.
2.conclusive-definitive-最后的
eg.She knew it may be the conclusive word.
3.concrete-specific-具體的
eg.How can she express her concrete care for him.
4.confine-limit/restrict-限制
eg.Distance can't confine her miss for him.
5.confirm（con-強調(diào)+firm-堅定的）-uphold（hold up-舉起）-證實
eg.For confriming her love, she cut off her hair.
6.conflicting-opposing-沖突，抵觸的
eg.When konwing his heart, a conflicting emotion appeared.
7.consequence-result-結(jié)果
8.conserve-stone/retain-保存，維護
eg.We must conserve our woodlands for future generations.
9.considerable-substantial-大量的
eg.She is avid to compose considerable things to show her love.
10.consistent-constant-持續(xù)的
eg.She will love him consistently until 2020.
11.conspicuous-noticeable-顯著的
eg.It is conspicuous to see her sorrow.
12.constituent-component-成分
eg.Caffeine is the active constituent of drinks such as coffee and tea.
13.constitute-make up-構(gòu)成
14.contemporary-written at that time-同時代
15.convergence-gathering-聚集
16.convert-change-轉(zhuǎn)變
17.correspondingly-similarly-相應(yīng)的
18.count-weigh-有價值，有分量
19.counteract-negate-抵消
20.counterpart-version-復(fù)本
21.critical judge of fine arts-connoiseur（con共同+noise噪音-讓別人能夠共同理解噪音）-鑒賞家
eg.Fry was a connoisseur of Renaissance of art.
22.cumbersome-burdensome-麻煩的
eg.Doctors are complaining that the system is cumbersome and bureaucratic.
23.dampen-moisten-使潮濕
24.daring（dare+ing-敢做的）-bold（b+old-年長的人通常不會太魯莽）-勇敢的，魯莽的
eg.In a surprisingly bold move, he is threatening court action against the company.
25.deft（大大的把別人left-有技巧）-skilled-熟練的
eg.He finished off the painting with a few deft strokes of the brush.
26.deliberate（de使得+liberate自由-使得某人自由需要謹慎仔細再三考慮的）-careful-仔細的
eg.The speech was a deliberate attempt to embarrass the government.
27.demand（de向下+mand命令-向下命令說明需求）-require-需求
28.demise（de向下+miserable悲慘的-mise-悲慘之下的悲慘-死亡）-death-死亡
29.demonstrate-show-表明，展示
30.dense-thick-稠密的
31.depress（de向下+press壓-向下壓即為壓低）-lower
32.derive/acquire-obtain-得到
33.detectable-apparent-可查覺的
34.detecting-finding-探測到的
35.devastated（de表加強+vast空+ate使-使得完全變空的-破壞）-ruined-破壞
36.developing-evolving-發(fā)展的
37.devote to-dedicate（de加強+dic分配+ate動詞后綴-為...分配出自己的精力）/specialize in-致力于
38.dictate（dict說+ate動詞后綴-口述，命令）-determine
39.diffuse（dif分開+fus傾瀉+e-分開傾瀉-散布）-travel-擴散，傳播
40.disaster-catastrophe-災(zāi)難
41.discard（dis分離+card紙牌-把牌扔出去-丟棄）-get rid of-丟棄
42.dispute（dis分離+put思考+e-分開思考即為爭論）-argument-爭論
43.disseminate-spread-散布
44.distinct-separate-清晰的
45.distinguish-differentiate-區(qū)分
46.divergence（di分離+verge邊緣）-difference-差異，變化
eg.There is a substantial divergence of opinion within the party.
47.diverse-dissimilar-多種多樣的
48.diverse-different-不同的
49.dividing line-boundary-邊界
50.do sth repeatedly-iterate-重復(fù)，反復(fù)
