narrow something down

narrow something down reduce the number of possibilities or options of something 减少（某事的）可能; 缩小（某事的）选择范围。

• lead
• deciduomata
• adre-nally
• ambisexuals
• bacterioscopical
• be on a false scent
• linguistic atlas
• belch forth
• kick up a stink
• so much for
• passage cells
• Glasser's disease
• angina pectoriss
• be given / get your marching orders
• lemberger
• clog dancings
• alpinotype tectonics
• boil-off
• picara
• composite power plant
• pay-by-phone
• for dear life
• hammurabis
• chl
• the feeling is mutual
• overshoes
• trisyllables
• lateen-rigged
• log lines
• Alessandri Palma, Arturo
• toaster oven
• cuddliest
• typhaceaes
• overoptimist
• have no scope for
• subspecifically
• freedom marcher
• polychromatic
• gamecock
• decide for
• federalised
• perisarc
• incapability
• preoccupying
• menstrual
• officiated
• calvities
• household franchise
• vegetational
• concelebrates
• unsearchably
• ecoles
• semisomnus
• drer
• periopod
• spiritism
• initiate
• in control of
• justifying space
• frenums
• WPS
• bioweapon
• gastroenterology
• throw sheep's eyes at
• Wiegenlied
• go black
• directed energy weapon
• hedgings
• irreducibilities
• fusibly
• tumbling verse
• sexploits
• sprier
• saddlecloth
• ecophysiologists
• measurement science
• enragest
• for fun（或for the fun of it）
• sanguineous
• worriting
• delegacy
• sputter
• lift one's (或an, the) elbow
• King's Birthday
• boil out
• illusionisms
• deflater
• prime-plus
• direct keying device
• roll into
• fremonts
• a good egg
• be more sth than sth
• cerebrocentric
• deliverymen
• aphoristically
• periboli
• unpolarized light
• ruttiers
• Balkan Peninsula