1.They laboured for the happiness of mankind.

1.他们为人的幸福而努力工作。

2.Mankind is warned to stop spoiling the environment.

2.人受到警告不能再污染环境。

3.I cannot bear your diseased view of mankind.

3.我无法忍受你对人的病态看法。

4.When will the desert give up its secrets to mankind?

4.沙漠何时才会向人显露它的秘密呢?

5.These habits are both universal among mankind and peculiar to individuals.

5.这些习惯在全人中很普遍, 而对个人来说又很独特。

6.To the accompaniment of the commonalty of mankind development，people requirement knowledge was gaining.

6.随着人社会的发展，人对知识的需求也不断地增长。

7.Mankind has always struggled forward no matter what difficulty lies in its way.

7.不管道路上有难, 人总是前进。

8.Famine and war still afflict mankind.

8.饥饿和战争仍使人遭受痛苦。

9.Disease is an enemy of mankind.

9.疾病是人的敌人。

10.Mankind exists on food.

10.人靠食物生活。

11.Language is peculiar to mankind.

11.语言是人特有的。

12.Language is proper to mankind.

12.语言是人所特有的。

13.Columbus' accomplishment, once accepted, enabled mankind to use the existing skills of seacraft for vastly greater undertakings.

13.哥伦布的业绩一旦被接受，就使人能利用现有的航海技术从事更伟大的事业。

14.Diabetes mellitus (DM),as the global disease,jeopardizes mankind healthy.and its complication is the consideration Mutilation and mortiferous cause.

14.糖尿病是目前严重危害人健康的世界性疾病,而糖尿病的并发症是糖尿病致残、致死的重原因。

15.The space that residential building narrowed the mankind lives, make resist safety of chill, sponsorial body had reliable safeguard.

15.住宅的建筑缩小了人生活的空间，使抵御风寒、保证人身安全有了可靠保障。

16.After the millenary of tentative idea, mankind can roam wantonly in infinite universe , is that to be so secret, so magical!

16.设想千年以后人可以在无限的宇宙中任意遨游，那是多奥妙，多神奇！

17.Along with plentifulness of the physical life and advancement of the civilization in mankind, looking for experience consumption would become a commercial hotspot.

17.随着人物质生活的丰富和精神文明的进步，寻求体验消费必将成为下一个商业的热点。

18.The happiniess of mankind will be realized when men and women coordinate and advance equally,for each is the complement and the helpmeet of the other.

18.人的幸福只有在男性和女性和谐共处，并肩前进时才能实现，因为男女两性互为补充，互为良伴。”