architect/architecture
architect/ˈɑ:kitekt/n.［c］1.建筑师：The construction of this building was in the charge of a famous architect.这座大楼的建设是由一位著名的建筑师负责的。2.设计师，［喻］缔造者：T···
archive
archive/ˈɑ:kaiv/ I. vt.存档，归档：When you put something in an archive, you'rearchivingit.把材料放进档案就是存档。‖II. n. [c] 1.档案：collecting documents to build up an ar···
ardent
ardent/ˈɑ:dənt/adj.热心的，热情洋溢的：He's an ardent supporter of the local football team.他是本地足球队的热情支持者。
area
area/ˈɛəriə/n.［c］1.地区，地带：administrative areas行政区；amusement area娱乐区；base area根据地；industrial area工业区2.面积：It covered an area of 147,000 square miles.它占···
arena
arena/əˈri:nə/n.［c］1．（古罗马圆形剧场中央的）角斗场，表演场地：in the arena at Rome在古罗马的角斗场上2．（一般的）竞技场地；室内运动场：a boxing(circus) arena拳击（马戏）场3．···
argue/argument
argue/ˈɑ:ɡju:/vi.&vt.1.争论，争辩；辩论：argue against free trade辩驳自由贸易；argue (in favour of) the right为正义辩护；argue with him about it跟他辩论这件事Columbus argued···
arid
arid/ˈærid/adj. 1.干旱的；干燥的：hot and arid conditions炎热干燥的环境Desert lands are arid.沙漠地区是草木不生的。2.枯燥无味的：an arid subject枯燥无味的话题
arise
arise/əˈraiz/ (arose, arisen)vi.(无形物等的)发生，出现；产生：［考句］Many difficulties have arisen as a result of the change over to a new type of fuel.由于换用了一种新型燃料，出···
aristocrat
aristocrat/æriθtəkræt/n.［c］贵族：Many aristocrats were killed in the French Revolution.许多贵族在法国大革命中被处死。
arithmetic
arithmetic/əˈriθmətik/n.［u］算术；计算：arithmetic homework算术作业；a test of mental arithmetic心算测试The waiter got his arithmetic wrong.服务员算错了账。
