In a busy classroom filled with nearly 20 children, Sabriye Tenberken lectures her pupils to always help others who need it.

Norms can be defined as the established standard of behaviour maintained by a society.
规范可定义为已建立的由社会维护的行为标准。

Spray some insect repellent on your arms and legs before setting off. And you needn't worry too much about insects when you cycle.
出发前给你胳膊和腿部喷些驱虫剂。然后你骑车时就不需要太担心虫子了。

Recently, it held a gala party in New York City with a futuristic theme.

Some groups of synonyms are just words of different origins but refer to the same thing.

Certainly there are no two words that are interchangeable in all contexts.
当然，没有哪两个词语在任何语境下都可以互换。

There is much more social equality between parents and children than in most aristocratic societies or societies ruled by centuries of tradition.
比起大多数贵族社会或由几世纪传统统治的社会，（这个社会）的父母和孩子之间更平等。

The Bachelor of Social Science is in one faculty within the university: that is the faculty where I am working, known as Arts and Social Sciences.
社会科学学士学位设在大学一个系里：这就是我工作的系，称为人文社会科学系。

Our university works as a hierarchical system. At the top of the faculty we have a dean and below the dean we have three divisions.

Mores are norms that are regarded as highly necessary to the welfare of a society, often because they embody the most valuable principles of a people.
习俗被认为是社会的幸福极其需要的规范，往往是因为他们体现了一个民族最宝贵的原则。

After the Norman Conquest, the English vocabulary was doubled by the addition of French words, especially those words reflecting a higher standard of living and a more complex social life.

The next point I'd like to talk about is equality in the family.
接下来我想谈的是在家庭中的平等。

Sun cream is essential in hot weather because you can very easily get sun burned without even realizing it.

防晒霜在炎热天气中非常必要，因为如果没有意识到这一点，那么你很可能被晒伤。

Married American adults will name their husband or wife and their children, if they have any, as their "immediate family".

With the rise of the United States to a position of world influence in politics, science, industry, trade and popular arts, American words and phrases have gained recognition and prestige everywhere.
随着美国崛起，并在政治、科学、工业、贸易及流行文化上对世界产生影响，美国的词汇与用语到处受到认可与推崇。