51. some academic works are full of plagiarisms.一些学术作品里充满了剽窃来的思想和文字。
52. money-oriented salespeople惟利是图的商人
53. fake commodity假货
54. achieve success取得成功
55. impart knowledge(to)传授知识
56. the soul engineer of mankind 人类灵魂的工程师
57. raise teachers’ social status and improve their material welfare提高教师社会地位，改善教师物质待遇。
58. an empty slogan一个空洞的口号
59. international prestige国际地位
60. promote the unification of china促进祖国的统一
61. in the long run从长远看来
62. make every citizen aware that 使每个人都意识到……
63. take the lead起带头作用
64. deforestation森林砍伐
65. ecosystem生态系统
66. according to its definition, the purpose of sustainable development is to meet the needs of the present without compro