be in a brown study

be in a brown study沉思;冥想：Sitting in an armchair，that old man is in a brown study，no one knows what he is thinking about.坐在安乐椅上，那位老人陷入沉思，没有人知道他正在想什么。

• the bird (或 dove) of peace
• paleog
• fumarates
• embarrassedly
• Adamsites
• rebelliously
• huisache
• encircle
• absorption curves
• give short shrift to
• renowners
• soft wicket
• alfaquis
• dolly girl
• acid potassium sulfate
• confront
• vociferate
• care a two pins
• ideologue
• woodenwares
• calorific
• ion channel
• charge sb with
• pruner
• unroot
• bustout
• lymphadenitis
• braunite
• chrisma
• massacred
• marinade
• foul out
• aibicores
• holon
• tijuanas
• mojoes
• dance after/to sb’s whistle
• attitudinises
• Maynard
• the fly in the ointment
• Eurocurrencies
• bonded factory
• salting-out effect
• could as well
• independent of
• morphometrics
• fast(-)track authority
• tidal cycle
• diplonts
• organosol
• tympanostomies
• motorization
• sea anemone
• nepotic
• verbalist
• lacunosity
• advance planning / warning / booking etc
• intransigence
• endosternites
• protest singer
• whittle sth↔away
• irritability
• proprotionately
• formulizes
• Hematopoietins
• plough out
• chaste
• confirmable
• wiggle one's ears
• from now （或then等） on
• superpatriotism
• phone patch
• hydrographer
• tonebrious
• drag your feet/heels
• Event-Related Potentials
• pitmans
• supportive psychotherapy
• lipped
• glaring
• glaze in
• penny-ante
• half title
• metahalloysite
• Cristobal
• wightly
• ballsies
• Crow Jimism
• piece rate
• ribworts
• primordia
• back bacon
• scala mobile
• gradation cut
• possum belly
• manis
• self-insurer
• penwiper
• have a grip on
• Speaker's Corner