artificial flavor[ˌɑ:tiˈfiʃəl ˈfleɪvə] 人造香味剂;

as far as[æz fɑ: æz] 只要;远到…;据…;直到…为止;就…而言;

as if[æz if] 好像， 似乎， 仿佛;

as quickly as possible[æz ˈkwɪklɪ æz ˈpɔsəbl] adv.尽快地;

as sure as fate[æz ʃuə æz feit] 千真万确地;

as you wish[æz ju wɪʃ] 如你所愿

Asia Pacific[ˈeɪʃə pəˈsɪfɪk] 亚洲太平洋（简称亚太）;

assertion[əˈsɜ:ʃn] n.声称;使用;主张;明确肯定;

Assistant Professor[əˈsistənt prəˈfesə] n.助理教授（级别高于讲师而低于副教授）;

associate professor[əˈsəuʃieit prəˈfesə] n.副教授;

astrogate['æstrəʊɡət] v.驾驶（飞船）;

at feud with[æt fju:d wið] feud (with someone) (over someone or something):（为某人或某事）与（某人）有仇;（与某人）长期不和;（与某人）有世仇;[介词短语]与…有怨仇;

at one fling[æt wʌn fliŋ] adv.一举，一鼓作气;

at the foot of[æt ðə fut ɔv] 在…的底部;

at the mention of 一提到…;

at the top[at the top] 在顶端

atlantic ocean[ətˌlæntɪk ˈəʊʃn] n.大西洋;

atomic nucleus[əˈtɔmik ˈnju:kliəs] n.原子核;

attack on pearl harbor[əˈtæk ɒn pɜːl ˈhɑːbə] 偷袭珍珠港

attorney[əˈtɜːni] n.律师;代理人;

Audience Rating[ˈɔ:djəns ˈreitiŋ] n.收视率;

augment[ɔ:gˈment] vt.增强，加强;增加，增添;（使）扩张，扩大;

australian shepherd n.澳洲牧羊犬；澳大利亚牧羊犬;

authorities[ɔːˈθɒrɪtiz] n.当局，权力，权威;权威( authority的名词复数 );权力;学术权威;[复数]当权者;

authority[ɔːˈθɒrəti] n.当局;当权者;职权;权力;权限;威信;影响力;许可;权威人士，专家;

automatic repeat request[ˌɔ:təˈmætik riˈpi:t riˈkwest] 自动请求重发;

autonomous region[ɔ:ˈtɔnəməs ˈri:dʒən] 自治区;

avian flu[ˈeiviən flu:] 禽流感;

aviate['eɪvɪeɪt] vi.驾驶飞机，乘坐飞机;

b[bi:] n.英语字母表的第2个字母;