经济学
政治算术
Koichi Nakano, a political scientist, says the electoral arithmetic suggests this situation could last for another five years at least.
ECONOMIST: Japan??s new leader
Such arithmetic calls into question not just Scotland's economic future but its political one.
ECONOMIST: The economics of home rule
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。