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n.密集；收缩；压合
1、co-optation───n.补选
2、colluctation───串通
3、coadaptation───n.相互适应
4、cohabitation───n.同居；共栖；同居生活
5、coarctating───缩窄
6、coaptation───n.接合，适应；接骨术
7、capitation───n.人头税；按人收费；每人均摊费
8、corotation───n.共转，顺转
9、cavitation───n.[流]气穴现象；空穴作用；成穴
1、It is generally believed that balloon angioplasty of diffuse, long-segment aortic coarctation is not effective.───一般认为，球囊成形术弥漫，长段主动脉缩窄是不能奏效的。
2、The frequency of hypertensive complications of pregnancy was compared between women with and without coarctation.───比较具有主动脉狭窄的孕妇和正常孕妇高血压并发症的发病几率。
3、Objective To evaluate the diagnostic value of two-dimensitional and colour Doppler echocardiography in coarctation of the aorta(CoA).───目的探讨二维及彩色多普勒超声心动图诊断主动脉缩窄的价值。
4、The amount of commonality radiant point are coarctation on central section of the area, and on the east end or west end are sparse.───公共辐射源数量分布呈现出园区中部较密集，园区东、西两端相对稀疏的状态；
5、coarctation of the aorta.───主动脉缩窄。
6、How is coarctation of the aorta diagnosed?───怎样作出主动脉缩窄的诊断？
7、Model preparation Model: according to coarctation of abdominal aorta congestive heart failure rat model can be established .───造模方法：采用腹主动脉缩窄法制做心衰大鼠模型。
8、What causes coarctation of the aorta?───什么引起了主动脉缩窄？
9、They may be heard in mitral valve prolapse (frequently accompanied by midsystolic clicks) or coarctation of the aorta.───可在二尖瓣脱垂（通常伴有收缩中期喀喇音）或主动脉瓣缩缝时听到。
1、AIM To explore the effect of Carthamus tinctorius extract on left ventricular hypertrophy induced by partly abdominal aortic coarctation operation in Wistar rats and to study the involved mechanism.
2、The symptoms of coarctation of the aorta may resemble other medical conditions or heart problems.
3、What is the Optimal Management of Infants With Coarctation and Ventricular Septal Defect?
4、Coarctation of the aorta usually doesn't have symptoms.
5、Coarctation of the lower thoracic aorta . [ comment ] .
6、Objective : To study the value of diagnosis of coarctation of the aorta color Doppler echocardiography.
7、Seventy-five percent of children with coarctation of the aorta also have a bicuspid aortic valve -a valve that has two leaflets instead of the usual three.
8、The characteristics of small faults are coarctation and zonation with clear direction.
9、This portion of aorta was resected from a patient with a coarctation.