the penny drops

the ˈpenny drops(informal) (especially BrE)used to say that sb has finally understood or realized sth that they had not understood or realized before恍然大悟；终于明白；茅塞顿开

• Niagara Fort
• all too -
• enter into the spirit of it / things
• threshold limit values
• lowery
• vendition
• spear-carriers
• calamints
• beat-up
• fractionary
• rubidiums
• mentality
• Visct
• not content with sth
• pasigraphical
• dot and carry one
• forcest
• boardie
• equinoctial hour
• rescue tube
• afferent fibers
• atmospheric turbulence
• cover sth↔up
• enigmatical
• registered player
• of the same kidney
• Aures (Mountains)
• go fifty-fifty
• have the floor
• be behind one's ticket
• Eastern Western
• transfectant
• Dental Phobias
• microwave frequencies
• thyroidotomy
• fanion
• diffusibility
• specifiable
• nonapeptide
• danger
• turb.
• succession state
• face card
• leave over
• anodynic
• Saint.
• trochoidal wave
• Working Parties
• kitchen prinzip
• crow-pheasant
• the next world
• dovetail cramp
• idle away
• at speed
• multiplex
• horizontal mobility
• cool card
• kelvin relations
• divisi
• raise (sb's) hopes
• induction field
• by-plays
• thermal energy analyzer
• corsetry
• hymnologically
• Somali shilling
• extirpations
• microinjection
• latensify
• kibosh
• and all
• mediatizes
• perigon
• quantal
• theatre of war
• John o'dreams
• air-water vapor mixture
• you win
• Third Agriculture Revolution
• lick
• blepharospasms
• berimbaus
• trading account
• appt.
• commuters
• mallams
• hectometric wave
• peculiar to
• illuviate
• way below
• cnidocysts
• turn to ashes in one's mouth
• sub silentio
• lockers
• on the (auction) block
• provocation
• magnet grate
• episiostenosis
• sewed
• fucose