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n. 波斯水烟筒
n. 电车的车长；运货马车的车夫
迪恩·卡尔兰
Karlan, Appel, Duflo and Banerjee tackle that question through randomized control trials (RCTs).
FORBES: Book Review: Making Poverty History
Rather than letting otherwise substantial facts speak for themselves, Karlan and Appel over qualify their evidence.
Karlan and Appel detail how microloans have made a positive impact throughout the developing world in unexpected ways.
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。