161. junior ['dʒuːnɪər] adj. 年少的；资历较浅的 n. 年少者, 大学三年级学生 例句：There are several people junior to me.有几个人资历比我浅。 162. launch [lɔːntʃ] vt. 发动，发起 n. 下水; 发行; 发射 例句：The organization has launched a campaign to raise $150,000. 为了筹集15万美元，该组织发起了一场募捐活动。 163. humble ['hʌmbl] adj. 谦逊的；谦虚的 v. 使...卑下; 贬抑 例句：Defeat and failure make people humble.挫折与失败会使人谦卑。 164. identifyN[aɪ'dentɪfaɪ]Nvt. 认出，鉴定，识别 例句：Identify and investigate issues to see if they canbe fixed, then repeat the process. 识别和研究这些问题，看看是否可以修正，然后重复整个过程。 165. illegal [ɪ'liːgl] adj. 不合法的，非法的 例句：The police has disfurnished them of their illegal firearms. 警察收缴了他们的非法*。 166.illusion [ɪ'luːʒn] n. 错觉 例句：His mind could no longer distinguish between illusion and reality. 他的头脑已不再能分清幻觉和现实。 167. illustrate ['ɪləstreɪt] vt. 阐明，说明 例句： She decides to use charts and diagrams to illustrate. 她决定用图表来说明。 168. impose [ɪm'pəʊz] vt. 把...强加(on) 例句：Parents should beware of imposing their own tastes on their children.父母应切记不要把自己的喜好强加给孩子。 169.incentive [ɪn'sentɪv] n. 刺激 例句：There is little or no incentive to adopt such measures几乎没有什么激励政策来促使人们采取这些措施 170. incident [ɪnsɪ'dent] n. 事件，事变 adj. 附带的, 外来的 例句:The incident increased the contradictions between the two countries. 这一事件加深了两个国家之间的矛盾。
