1. Blogs, remember, were once called "Web logs, " cultivated by early digital pioneers who kept a record of information they found online, quoting and annotating as they browsed. 请别忘记，博客曾经被称为“网络日志”，是由一些早期的数字化先锋们开发出来记录他们在网上所找到的信息的，他们便上网浏览边做出摘录和注解。
2. The ancient Arabs were pioneers in astronomy. 古代阿拉伯人是天文学的先驱。
3. He could rely on his men's expert marksmanship, but with only 200 buckskin-clad pioneers under his command, he needed a plan. 此时，他只能相信属下精湛的枪法。不过，由于他的部队只有200位穿着鹿皮装的拓荒者，所以他需要一个详密的计画。
4. A heavy stockade around the cabins protected the pioneers from attack. 小屋周围的厚厚的栅栏保护拓荒者免受攻击。
5. It can also be profitable for the financial services organizations that provide such services, a fact that has led to some criticism by campaigners and microfinance pioneers. 这也能给提供上述服务的金融机构带来利润，这是一个事实，但却已经遭到一些活动家和微型金融先驱的批评。
