专业英语四级

dagger dairy damage damn damp Danish darken darling dart day daydream daze dazzle deadly deadweight deafen deal dean deathly debt debut decade decay deceased deceit decent decibel decimal decisive deck declaration declare decline decorative decrease decree dedicate deduce default defect defendant defiance deficient deficit define deflect defy delegate deliberate delicacy delicate delight delinquency delivery delta delusion demanding demerit democratic demolish den denomination denote denounce dense dental deny depart dependence dependent depict deploy deport deposit depot depreciation depress deprive deputy derelict derive descend descent descriptive desert deserted deserve designate designer desirable desire desktop desolate despair desperate despise despite despot destined destruction detail detain detect detention deter detergent deteriorate detriment devil devise devote devour dew dewdrop diagnose dialect diameter dictate diction diesel dietary difference different differential diffuse digestion digit dignified dike dilemma diligence dilute dim dime dimension diminish diner dinosaur dioxide diplomacy direct disable disapproval disastrous disbelief disc discard discern discharge disciple discipline disclose disco discord discourage discourse discover discrepancy discretion discriminate discrimination disdain disfavour disguise disgust disgusted dishwasher disinfect dismal dismay dismiss dismissal dispatch dispel dispensary dispense displace display displeasure dispose disposition dispute disqualify disregard disrupt dissatisfaction dissatisfy dissect dissent dissertation dissident distant distaste distil distinct distinction distinguish distort distract distress distribute distrust disturbance ditch diver diverse divert divide division dock dockyard doctrine documentary dodge dogged dolphin dome domestic dominate domino don donate donut doom dose doubtful doubtless dough dove downcast downfall downpour draft dragon dragonfly drain drastic draw drawback dread dreary dressing drift drill drip drizzle droop drop drought drowsy drugstore drumstick drunkard dual dubious duchess duck duel duke duly dumb dummy dump dung duplicate durable duster dustpan Dutch duty dwarf dwell dwindle dye dynamic dynasty