科学时代-面向大众传播科学知识、科学方法、科学精神和科学思想的科学普及平台。

科学时代收录了46211条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

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Aristippus	Aristophanes	Aristotelianism	Aristotle	arithmetic
arithmetic progression	Arius	Arizona	Arkansas	Arkansas River
Arkhangelsk	Ark of the Covenant	ark shell	Arkwright，Sir Richard	Arlen，Michael
Arles	Arlington National Cemetery	Arlington，Henry Bennet，1st Earl of	arm	Armada，Spanish
armadillo	Armageddon	Armagh	Armenian Church	Armenians
Armenia，Republic of	Armentieres	Armero	Armidale	Arminius
Arminius，Jacobus	Armory show	armour	armoured car	arms control
Armstrong，Edwin Howard	Armstrong，Louis	Armstrong，Neil Alden	Armstrong，William George，Baron	army
army ant	army worm	Arnauld，Antoine	Arne，Thomas Augustine	Arnhem
Arnhem Land	Arnold of Brescia	Arnold，Benedict	Arnold，Sir Malcolm	Arnold，Thomas
Arno，River	aromatic compounds	Arpad	Arp，Jean	arquebus
Arrabal，Fernando	Arran	Arras	Arrau，Claudio	arrest