have/keep sth up your sleeve

have/keep sth up your ˈsleeveto keep a plan or an idea secret until you need to use it有锦囊妙计；胸中自有主张

• balsam twig aphid
• theosophist
• haggard
• Tulsa
• azines
• audiometric
• Former Naval Person
• swingometer
• entertainable
• hyperboloid of revolution
• first category
• all of a piece with
• Thaumastocoroidea
• austenite
• self-distrust
• wincher
• emps
• aerodynamicist
• doom palm
• worsening
• oversupplying
• Aldermaston
• fuzee
• confidentes
• megaton weapon
• tenuirostral
• Hospital Sunday
• amandine
• sobful
• rhet.
• deltohedron
• biparous
• superv.
• nondivergent flow
• staff section
• shadiness
• vichyites
• go bye-bye
• show tunes
• compered
• slip over
• hansoms
• devocalizing
• swatiest
• T.O.F.C.
• get way on her
• orographic desert
• doggies
• silphid
• billiard marker
• bail out
• anticapitalistic
• damans
• magnetic scattering
• off-off-Broadway
• mercantilist
• pot plants
• zoot
• unaccommodated
• Rosa and Dorsey method
• without delay
• energizes
• pneumectomies
• unregeneracies
• zooblast
• fast-foods
• brookiest
• weblike
• swan boats
• California mink
• of the right kidney
• lockgate
• acto
• danse macabres
• epigraphies
• prognosticated
• juniper berry
• shabby
• childrenese
• advanced cruise missile technology
• Clinton, George
• sulfur hexafluorides
• red-eyes
• jug bands
• have no stomach for
• rainbow nations
• Moody's
• tridimensionally
• overnights
• Harmsworth, Alfred Charles William
• Apollinaris
• dimerises
• trypaflavine
• bangladeshes
• in fact
• hortensias
• costumed
• fatstock
• in the nature of
• gliomata