首字母 a b c d e f g h i j k l m n o p q r s t u v w x y z

a开头的英语单词、第一个字母是a的英语词组有哪些（第7页）

anaerobic analgesia analgesic analogous anagram anchor analogy analyze anarchist anarchy anathema anatomical ancestor ancestry ancillary anecdote anemia anesthetic anguish angular anhydrous animate animated animation animosity annals animus annexation annihilate antarctic annotate announce annoy annul anomalous anomaly anonymity anonymous anorexia antagonism antagonize antecedence antecedent antediluvian anthology anthropologist antibiotic antibody anticipatory anticlimax antidote antihistamine antiquity antipathy antiseptic antiquated antique antithesis anvil apex aphorism aorta aplomb apocrypha apogee apocalyptic apocryphal apostasy apoplectic apothecary apologize apostate apostrophe appall apparatus apparel appease apparition appeal appellation appetite appetizing appetizer applaud applause applicable applicant application appoint apposite appraise appreciable appreciate apprehend apprehensive apprentice apprise approach appropriate approximate approbation apron apropos apt aptitude aquifer aquatic aqueduct arabesque arable arbiter arbitrary arcane arbitrate arch arboreal arboretum archaeology archetype archive archipelago arena architect arctic ardent argot arid aria aroma aristocracy armada armistice armory array arrest arresting arrhythmic arson arrogance arrogant arrogate arroyo arsenal articulate artery artifact arthritis artifice artificial artistry artless ascendancy ascetic ascribe aseptic asparagus aspect aspen asphyxiate aspirant assault aspiration asperity aspersion assail assay assemble assent aspire assertive assert assertiveness assess asset assiduous assimilate associate assessment assorted assuage assume assumption assure asterisk assured asteroid asthma astound astray astringent astrolabe asunder astrology astronomical astute asylum asymmetric athletics atonal atrocious