38. 宝贵的自然资源 valuable natural resources

39. 资源保护 resource protection

40. 方便快捷 convenient and efficient

41. 在人类生活的方方面面 in all aspects of human life

42. 环保的材料 environmentally friendly materials

43. 社会进步的体现 a symbol of society progress

44. 大大方便了人们的生活 Sth has greatly facilitated people's lives.

45. 对这一问题持有不同态度 hold different attitudes towards this issue

46. 在一定程度上 to some extent

47. 理论和实践相结合 integrate theory with practice

48. …必然趋势 an irresistible trend of…

49. 日益激烈的社会竞争 the increasingly keen social competition

50. 眼前利益 immediate interest/ short-term interest

51. 长远利益 long-tem interest

52. …有其自身的优缺点 … has its own merits and demerits / pros and cons

53. 对…有害 do harm to / be harmful to / be detrimental to

54. 交流思想/ 情感/ 信息 exchange ideas / emotions / information

55. 跟上…的最新发展 keep pace with / keep abreast with the latest development of…

56. …的健康发展 the healthy development of…

57. 重视 attach great importance to…