很多雄鸟进化出鲜艳的羽毛是为了吸引雌鸟。The bright plumage of many male birds has evolved to attract females.人类的进化the evolution of the human species陆栖动物据信由海栖动物进化而来.Land animals are believed to have developed from sea animals....
And I want to repeat what I said three weeks ago in Accra.我想重申三周前我在阿克拉(Accra)说过的话.Chinese company started building a highway northwards out of Accra.一家中国公司着手建设自阿克拉向北的高速公司.He went to Accra, the capital, to meet with banke...