conversant adj. 熟悉的 (having knowledge or experience) / kənˈvərsənt/
conservative adj. 保守的 (believing in the value of established and traditional practices in politics and society) / kənˈsərvədiv/
conversation n. 谈话,交谈 (an informal talk involving two people or a small group of people; the act of talking in an informal way) /ˌkɑnvərˈseɪʃ(ə)n/
converse v. 交谈 (to have a conversation) /ˈkɑnˌvərs/
adj. 相反的 (opposite or reverse) /ˈkänˌvərs/
converge v. 汇聚,相交 (to move toward one point and join together) / kənˈvərj/
conserve v. 保护;节省,保存 (to keep safe from being damaged or destroyed; to use carefully in order to prevent loss or waste) / kənˈvərj/
concern v. 使担心 (to make (someone) worried; to cause concern for (someone)) / kənˈsərn/
unimpeachable adj. 毋庸置疑的 (not able to be doubted or questioned) /ˌənəmˈpitʃəb(ə)l/
impeccable adj. 无懈可击的 (having no flaws) / ɪmˈpɛkəb(ə)l/