undermine

undermine vt.1. 在下挖坑道 The convicts undermined the prison wall and escaped.囚犯们在监狱墙下挖地道逃跑了.2. (海,风等)侵蚀的基础 The waves had undermined the cliff.波浪冲刷侵蚀悬崖的底部.3. 暗中破坏;逐渐损害 They are trying to undermine my position.他们在试图损伤我的地位.The bad cold had undermined her health.重感冒损伤了她的健康

undermined 英 ['nd'mand] 美 ['nd'mand] adj. 潜行的 v. 在某物下挖洞或挖通道( undermine的过去式和过去分词 );侵蚀…的基础;暗中破坏;逐渐削弱

1. 在某物下挖洞或挖通道; 侵蚀…的基础2. 暗中破坏; 逐渐削弱

(1) sabotage=deliberately damage or destroy 一般接具体的被破坏的物体 undermine接的是抽象事物(如reputation)(2)weaken v.削弱, (使)变弱 make sth become weak.:The more serious illness weakens her body greatly

undermine:削弱under-, 在下面, mine, 挖矿,挖坑.比喻义削弱根基,削弱.该词的英语词源请访问优词词源英文版:undermine 词源,undermine 含义.undermine

n. 底蚀作用;潜挖;淘空;底切v. 在…下挖坑道;暗中破坏;逐渐损害(undermine的ing形式)adj. 潜挖的;底蚀的

efficiency[英][fnsi][美][fnsi] n.功效; 效率,效能; 实力,能力; [物]性能; 复数:efficiencies 例句:1.Privatisation can improve efficiency and service quality. 私有化可以改进效率和服务质量.2.Cronyism will inevitably undermine efficiency. 任人唯亲将不可避免地破坏效率.

好像是美国

vt, founder destroyer 驱逐舰;毁坏 undermine. 破坏:vt;恶毒覆灭 destroy America摧毁美国 Destroy Man大富翁之破坏超人 Destroy Database销毁数据 Destroy Primitive

self-confident [.self'knfidnt] 即是名词,也是形容词 adj. 有自信的 n.有自信 这是牛 一个自信的态度2.none (名词) eg:He constantly tried to undermine her self-