1·He had been on safari in East Africa with his son.
他和他的儿子曾在东非狩猎旅行。
—— 《柯林斯英汉双解大词典》
2·It was 80 years before Christopher Columbus crossed the Atlantic that Zheng He had sailed to East Africa.
在克里斯托弗·哥伦布横渡大西洋的八十年前，郑和已经航行到了东非。
3·Cattle raising people in East Africa and northern Europe have gained a mutation that helps them digest milk as adults.
东非和北欧的养牛人发生了一种突变，帮助他们像成年人一样消化牛奶。
4·Infertility is a public health problem that affects all societies, not least traditional ones such as the Maasai of east Africa.
不孕症是个公共卫生问题，影响到所有社会，尤其是传统的社会群落，如东非的马赛部族。
5·The surplus petrodollars of the Gulf states have been flowing into east Africa.
海湾国家过剩的石油美元就一直流入东非国家。