100句话7000单词-Day17

Day17. Anthropology is a science in ／that anthropologists use a rigorous set of methods and techniques／ to document observations that can be checked by others. 
 人类学这门学科就是人类学家采用一套周密严谨的方法和技术来记录他们的观测结果，供他人借鉴考证。 Rigorous adj. 严谨的，缜密的，枯燥的 He is rigorous in his control of expenditure. 他对支出控制得非常严格。 Follow rigorous procedures for development and testing. 在开发和测试过程中严格地遵守程序。 document v. 记录，记载；n. 文件 He wrote a book documenting his prison experiences. 他写书详细记录了他的狱中经历。 This document includes many articles. 这个文件包括许多条文。