archaeology 　　
　　arid
　　barren
　　drought
　　artisan
　　partisan
　　as it were
　　as it is
　　i am very busy as it is.
　　you seem busy as it were.
　　as ye == up to now
　　aspiration
　　he has aspiration to high power
　　aspire to
　　fulfill his aspiration
　　assertion
　　asset
　　he will be a great asset to you.
　　personal asset
　　asshole
　　at one stroke
　　he make a big amount of money at one stroke in stock market.
　　at times
　　at whim
　　the stock market is always at whim.
　　attribute to
　　you success is attrib uted to you hard work.
　　auction
　　auditor
　　austere
　　austere
　　autonomy
　　xinjiang autonomous region
　　ban
　　sth. was banned
　　bar
　　bar
　　disbar
　　barrier
　　basin
　　basin
　　be subject to
　　be subjected to
　　subject
　　beckon
　　she beckons me forward.
　　beneficial
　　beneficiary
　　beneficiary
　　biased
　　bidder
　　bid
　　over bid
　　under bid
　　bids
　　biosphere
　　bizarre
　　he seemed bizarre today.
　　quaint
　　blueprint
　　boom
　　baby boom period
　　breed
　　crossbreeding
　　brutal
　　buoyant