13. clud = close，shut 关闭（clud也作clus）
exclude, exclusive, exclusion, exclusionism
我们不可排除这孩子离家出走的可能性We must not exclude the possibility that the child has run away
女子想得到有权的职位往往遭到排斥Women are often excluded from positions of authority
该地区学生被开除的现象已到了无法控制的地步The number of children being excluded in the area is getting out of hand
这两个方案是相互抵触的（有我没他有他没我）The two plans are mutually exclusive
高级的式样、设计、物品exclusive styles, designs, articles
include, inclusion, inclusive
7-26页，包括第7页及第26页pages 7 to 26 inclusive
一切费用inclusive terms,ie with no extra charges
大会代表中有来自海外的代表The conference delegates included representatives from abroad
（在报纸上）登一篇文章include an article
conclude, conclusion, conclusive
几句结束语a few concluding remarks
会议于8时结束The meeting concluded at 8 o'clock
我们决定出去We concluded to go out
她在枪上留下的指纹就是她犯罪的确凿证据Her fingerprints on the gun were conclusive proof of her guilt
seclude, seclusion, seclusive, secluded
他把自己关在书房里埋头研究He secludes himself in his study to work
人不能与世隔绝You can't seclude yourself from the world
过着离群索居的生活lead a secluded life
在家中自己的天地in the seclusion of one's own home
recluse, reclusivelive
lead the life of a recluse过隐居生活
occlude, occlusion, occlusive
封闭堵塞/（牙）咬合occlude
preclude, preclusion, preclusive
他们这一行动并不影响其他人进行投资Their move does not preclude others from investing
这些条件使我们无法继续参加谈判These conditions preclude our taking part in the negotiations
14. cogn = know 知道
cognition, cognitive, cognize, cognizable, incognizable,
cognizant, incognizant
儿童认知能力的发展a child's cognitive development
认识到某事物have cognizance of sth
[哲]认知cognize
recognize, recognizable, irrecognizable, recognition
他为国家的贡献获得了奖赏His services to the State were recognized by a knighthood
他承认自己不够条件He recognized his lack of qualifications
获得承认的教员recognized instructors
precognition
（文或心）早知；预知；预见
15. cord = heart 心
cordial, cordially, cordiality
热诚的微笑、欢迎、握手a cordial smile, welcome, handshake, etc
无比的憎恨、憎恶、厌恶cordial hatred, detestation, loathing
我们热情友好地互相致意，然后坐下来进行会谈After the cordialities, we sat down to talk
record, recorder, recordable, recordation,recording, recordist
concord, concordance
（与邻国）和睦相处living in concord (with neighbouring states)
与我们的原则相符的做法practice concordant with our principles
discord, discordance, discordant
他们的关系出现了裂痕A note of discord crept into their relationship
不一致的观点、利益discordant views, interests, etc
accord, accordance, accordant
国与国之间的条约an accord between countries/with another country
他的行为与他的原则不符His behaviour does not accord with his principles
对他的赞扬他完全当之无愧The tribute accorded him was fully deserved
允许某人accord sb permission/accord permission to sb
cordate心形的
core
这个概念是她的理论的核心This concept is at the very core of her theory
咱们进入实质性的辩论吧Let's get to the core of the argument
