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GRE蓝宝书核心词汇突破:字母c开头的单词

conveniencen.便利的(something conducive to comfort or ease)
(类)opportune·convenience=impermanent·transience适当的·方便=暂时的·暂时(同义)
(反)opportune
◆ inconvenient适当的
◆ 不便的
(同)amenity, comfort, facility

conventionn. 大会,惯例(usage or custom especially in social matters)
(类)indiscretion·convention=overdose·prescription
行为不检点·规矩习俗=过量用药·药方(前者违背后者)
【注】indiscretion:an act at variance with the accepted morality of a society 行为不检点
(反)ossify
◆ transcend conventions死板
◆ 超越常规
(同)contract, agreement, compact, covenant, transaction

convergentadj. 收敛的,聚合(tending to move toward one point;confluent)
(反)convergent
◆ moving apart收敛的
◆ 散开
discrepancy
◆ convergence分散
◆ 聚合
converge
◆ spread out聚合
◆ 展开

conversantadj. 熟悉的,亲近的(having frequent or familiar association)
(反)conversant
◆ unfamiliarity 熟悉的
◆ 不熟悉
conversance
◆ lack of familiarity 熟悉的
◆ 不熟悉
conversant
◆ ignorant 熟悉的
◆ 不知道的
(同)familiar, versant