2024届高考英语核心688个词汇例句+短文语境版（451-480合集）讲义

451-460 451 uncertain [ʌn'sə:tn] adj.不确定的；无把握的；难预料的 I Word Family 名词 (Noun) certainty: 确定性 uncertainty: 不确定性 形容词 (Adjective) certain: 确定的，确信的 uncertain: 不确定的，无把握的 副词 (Adverb) certainly: 当然，确实 uncertainly: 不确定地，犹豫地 II 例句 The future of the project remains uncertain due to funding issues. 由于资金问题，该项目的未来仍然不确定。 452 urban ['ə:bən] adj.城市的，都市的 1 The government is focusing on urban development to improve living conditions. 政府正在专注于城市发展以改善生活条件。 2 Urban areas are experiencing rapid growth due to migration from rural areas. 由于从农村地区的迁移，城市地区正在经历快速增长。 453 harbour ['hɑ:bə] n.港口 v.窝藏，庇护（罪犯等）; 怀有，心怀（尤指反面感情或想法） 1 The city's harbour is busy with ships coming and going. 这个城市的港口繁忙，船只来来往往。 2 He harbours a deep resentment towards his former employer. 他对他的前雇主怀有深深的怨恨。 454 harmony ['hɑ:məni] n.和谐;协调 I 词形转化 harmony (n.) - harmonious (adj.) 和谐的；友好和睦的 II 例句 Living in harmony with nature is essential for environmental sustainability. 与自然和谐相处对于环境的可持续性至关重要。 455 identify [ai'dentifai] v.识别，鉴定；找到，发现 I Word Family 名词 (Noun) identification: 识别；认证 identity: 身份；特性 形容词 (Adjective) identifiable: 可识别的 unidentified: 未识别的；未知的 动词 (Verb) identify: 识别；鉴定；确定 II 例句 1 Police were able to quickly identify the suspect from security camera footage. 警方能够迅速从安全摄像头录像中识别出嫌疑人。 2 It's important to identify your strengths and weaknesses. 识别你的优点和缺点很重要。 456 impact ['impækt] n.影响；冲击 The speech had a profound impact on the audience. 这场演讲对观众产生了深远的影响。 457 distinct [di'stiŋkt] adj.不同的；明显的，显著的 I Word Family 名词 (Noun) distinction: 区别；差别；卓越 形容词 (Adjective) distinct: 明显的，清楚的 indistinct: 模糊的，不清楚的 副词 (Adverb) distinctly: 清楚地，明显地 indistinctly: 模糊地，不清楚地 II 例句 1 The two concepts are distinct and should not be confused. 这两个概念是不同的，不应该混淆。 2 He has a distinct way of speaking that sets him apart from others. 他有一种独特的说话方式，使他与众不同。 458 scratch [skrætʃ] v.抓；搔；划伤 1 Careful not to scratch the surface while moving the furniture. 搬动家具时小心不要划伤表面。 2 The cat will scratch if it feels threatened. 如果猫感到受到威胁，