六级翻译练习

中国的货币不仅历史悠久而且种类繁多，形成了独特的货币文化。中国最早的货币是海贝，大概出现在夏代。到了春秋时期(the Spring Autumn Period)，由于各个地区社会条件和文化的差异,人们使用不同的货币。秦朝的建立统一了中国混乱的货币系统，人们开始使用铜钱(copper coins)。北宋时期，世界上最早的纸币交子(Jiaozi)出现了。白银在明清时期成为了法定的流通货币，小额交易则往往用铜钱。货币的形式的不断变化展现了中国商业的发展，是中国古代文明的重要组成部分。

Chinese currency has a long history and a vast variety, which forms a unique monetary culture. The earliest currency of China was seashell, which probably appeared in the Xia Dynasty. During the Spring and Autumn Period, diverse currencies were used owing to the differences in social conditions and cultures in different regions.The establishment of Qin Dynasty unified the chaotic Chinese monetary system and people began to use copper coins. In the Northern Song Dynasty, Jiaozi, the world's first paper currency, appeared. Silver became the legal currency in circulation in the Ming and Qing Dynasties, while copper coins were often used in small transactions. The changing form of currency showed the development of Chinese business, which was an important part of Chinese ancient civilization.

春联(Spring Festival couplets)，是中国特有的一种文学形式，有着悠久的历史。春联上的文字简洁、精巧，象征着人们对未来的巨大期盼，表达人们对新年的美好愿望。贴春联是春节的一大传统习俗，也是中国人欢度新年春节的重要方式。每逢春节，无论在城市还是农村，家家户户都要精心挑选一副大红春联贴在门上为节日增加喜庆(festive)气氛。各家各户会根据自家的情况选择不同内容的春联，比如商人的家庭会张贴与发财有关的春联，农民家庭则选择表达丰收愿望的春联。

The Spring Festival couplet is a unique Chinese literary form with a long history. The text of couplets is concise and delicate, which symbolizes the Chinese great expectation for the future and conveys people's good wishes of the New Year. As a traditional custom during the Spring Festival, pasting couplets is also an important way for the Chinese to celebrate the Spring Festival. During Spring Festivals, in both urban and rural areas, each household will select a pair of red couplets carefully and paste them on the door to enhance the festive atmosphere. Each household would choose couplets with different contents according to their own circumstances. For instance, merchant families would paste the couplets related to making a fortune, while farmer families would choose couplets expressing the desire for a good harvest.

可持续发展是20世纪80年代提出的一种新的发展观。这种模式要求在保护环境的条件下发展经济，既要满足当代的需求，又不能损害后代人的利益。它的核心思想是确保经济、资源和环境的协调发展，目的是让子孙后代享受充分的资源和良好的环境。可持续发展是中国的一项基本国策。目前中国正集中精力节能减排，加快资源节约型和环境友好型工业体系的建设，加大环境保护力度，提高生态文明(ecological civilization)的水平。Sustainable development is a new concept of development put forward in the 1980s. The mode requires that economy be developed on the condition of environmental protection. It should satisfy the need of the present without damaging the interests of the future generations. The core idea is to ensure the harmonious development