今天我们来翻译:
1.他睡得不好
2.我想买一件夹克衫.
3.富人应该更多的回报社会.
4.如果美国消费需求考试*大减少，中国的出口将受到严重的打击。
5.那个出口商想要靠一独立代理人在国外销售其货物。
6.A recent wave of research into happiness has shown that happiness levels plateau at a certain wealth level.
　　参考答案:
1.他睡得不好
He is sleeping poorly.
2.我想买一件夹克衫.
I’m looking for a new jacket.
3.富人应该更多的回报社会.
The richs should make more contributes to the society.
4.如果美国消费需求减少，中国的出口将受到严重的打击。
China's exports will be badly hit if consumer demand weakens in the US。
5.那个出口商想要靠一独立代理人在考试*大国外销售其货物。
The exporter wishes to market his goods in a foreign country through instrumentality of an independent agent.
(market:to introduce a product on the market)
6.A recent wave of research into happiness has shown that happiness levels plateau at a certain wealth level.
最近一个时期以来，对幸福感的大量调查显示，人们在财富达到一定水平时，幸福感就不会再因财富增长而增加了。
(plateau也就是所谓的高原效应)

（责任编辑：）