be ignorant of

be ignorant of

• 不了解，不清楚，不知道

• in someone's name
• vacuum pump
• kumasis
• shaft graves
• unexpectedly
• be sent off in disgrace
• metallists
• cytogeneticist
• megillah
• postmastership
• inversely proportional
• jerk the cat
• underglazing
• Baby Bells
• disci-
• battercakes
• prima donna
• thermal jet
• make pax with
• bishop designate
• Korean Strait
• SUB
• toe-in
• Bandar Seri Begawan
• Austin
• novella
• godheads
• opinioned
• presenile
• manganese
• road menders
• brilliant cutting
• stay your hand
• a good screw
• ring in someone's ears
• vulcanizations
• amniote
• hit it off (with sb)
• agatized wood
• hereinbefore
• D.P.H.
• lugubriosity
• outerness
• I.
• be dead in the water
• acid open-hearth process
• spiral arms
• Augustus
• putting green
• granny knots
• cliched
• sigmoidectomies
• I ask you
• spacistor
• take a shot for
• Tokio
• urdus
• telop
• marmelise
• complete blood counts
• strippable
• englut
• hop it!
• bannerol
• Shaftesbury Avenue
• be all to a mustard
• iridectomies
• wichita fallss
• chuck up（或chuck something up）
• septal filament
• clatter
• put the mocker on
• bacteriochlorophylls
• dog-eat-dog
• leporid
• yarwhelp
• space quantizations
• landslip
• ecphoring
• counterfeited
• tonograph
• marchpane
• Smith, George
• between hell and high water
• monoglycerides
• jarvie
• autunites
• five-stars
• irrevocableness
• layback
• koines
• militate
• Water Softenings
• reverse Polish notation
• smogless
• Holothyridae
• flat crank
• squarking
• blacked-out
• meringue