abandon v. go away from （a person or thing or place） not intending to return; forsake; desert
abstract adj. existing in thought or as an idea but not having a physical or practical existence
academy n. school for special training
access n. ~ means of approaching or entering （a place）; way in外语学习网
accommodate v. provide lodging or room for
accompany v. walk or travel with （sb） as a companion or helper; escort
accumulate v. gradually get or gather together an increasing number or quantity of get （sth） in this way
accurate adj. free from error
achieve v. gain or reach （sth）， usu by effort， skill， courage， etc
acknowledge v. accept the truth of admit （sth）
acquire v. gain （sth） by one‘s own ability， efforts or behaviour
adapt v. ~ sth （for sth） make sth suitable for a new use， situation， etc; modify sth
adequate adj. ~ satisfactory in quantity or quality; sufficient
adjacent having a common endpoint or border also immediately preceding or following
adjust v. put （sth） into the correct order or position; arrange
administrate v. to administer
adult adj. grown to full size or strength
advocate v. speak publicly in favour of （sth）; recommend; support
affect v. have an influence on （sb/sth）; produce an effect on
aggregate v. ~ sb （fml ） be formed or bring sb into an assembled group or amount
aid n. help
albeit conj although
allocate v. ~ sth allot or assign sth （to sb/sth） for a special purpose
alter v. become different; change in character， position， size， shape， etc
alternative adj. available in place of sth else; other
ambiguous adj. having more than one possible meaning
amend v. correct an error in （sth）; make minor improvements in; change slightly
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