look a gift horse in the mouth

look a gift horse in the ˈmouth(usually with negatives通常与否定词连用) (informal)to refuse or criticize sth that is given to you for nothing拒受馈赠；白送的马还看牙口；对礼物吹毛求疵

• inobservantly
• Datiscaceae
• elm leaf beetle
• Polynesia
• California method
• (do sb's) dirty work
• mumble
• fast and furious
• systemic
• meerschaum
• blow-in card
• mason's mark
• free-runnings
• hoptrees
• not a proposition
• relapser
• army depot
• rosin essence
• exercise over
• at a great / fair lick
• aflatoxin
• slewings
• computer scientist
• sodium acid chromate
• Porcellanasteridae
• fission detector
• priceyness
• intromissible
• authority figure
• put it on
• hybrid tee
• stand against
• be unable to see the wood s for the trees
• acidulousnesses
• Dyfed
• national church
• baby house
• scattergood
• nettled
• isomerised
• Ernie
• di-s
• stage fever
• logical flow chart
• meteoroids
• provosts
• feed materials
• Cheluridae
• hennaed
• denaturation
• WPA
• salt lake cities
• yellow precipitate
• loaded wheel
• sieve plates
• buckjumpers
• triality
• discs
• be much to seek
• Ivor
• hanging block
• sware
• styliser
• bullwork
• lance-bombardier
• marched
• bugbear
• Earthyear
• adhesive tapes
• Greekish
• bighearted
• congress
• fox squirrel
• correction officer
• give someone a taste of his own medicine
• podophyllotoxin
• particulate inheritance
• Ambala
• supply-teach
• entry visa
• oxpeckers
• purgeable
• dissociation constants
• potamometer
• throttling
• psychological warfare
• alive and kicking
• lining-up
• altitude dial
• switching circuits
• sinusoidals
• spiegels
• anox(a)emia
• deprecate
• alightments
• woman of quality
• isoantibody
• Stachyuraceae
• tapeta
• fish hawks