zero in on sb/sth

ˌzero ˈin on sb/sth1to fix all your attention on the person or thing mentioned集中全部注意力于They zeroed in on the key issues.他们集中讨论了关键问题。2to aim guns, etc. at the person or thing mentioned（用枪炮等）瞄准

• separators
• uintathere
• karateka
• krypton
• crumbled
• vestibule school
• morning gown
• leaf through sth
• abactor
• Ochoan
• set the seal on
• go with the crowd
• wos
• not the full quid
• amenitiess
• put in a good word for someone
• MACT
• rhotics
• bridgeman
• triple threat
• scratch up
• child benefit
• gin pole
• Oedipean
• radio-frequency sensor
• on the wrong/thither side of
• levelbest
• engulf in
• infantilized
• diminishment
• jv
• trapezoidal rule
• there's no such person / thing etc as sb / sth
• Radio Data System
• control element
• be mum
• whew
• moo goo gai pans
• en route from A to B
• at regular intervals
• FAS
• space satellite
• hexyl alcohol
• OAUS
• modiste
• corering
• ara-A
• junction phenomena
• live beyond one’s income
• self-perpetuations
• Debaryomyces
• go through with a fine comb
• foreignness
• radiological survey
• claypan
• snood
• prime of the moon
• blue print
• flight data recorders
• skydives
• Health Psychologies
• self-opinionatedness
• xenology
• ten-four?
• roll something back
• landloper
• apostatised
• dissuadings
• ratholed
• malt sugar
• motivation study
• gunslingers
• woodworm
• dogs bark, but the caravans move on
• gironny
• pauer
• the psychological moment
• age of entry into employment
• orthopter
• acne papulosa
• tension pulleys
• in rotation
• electrostatic focusing
• nasselline
• trapezium
• tropo-
• sensory-motor
• lack point
• beaking joint
• don't-care
• coastways
• isogenies
• helium embrittlement
• gilgameshes
• tarantellas
• rongeurs
• cosmeticked
• physical liberation
• string players
• square up for a fight