know what one's talking about

know what one's talking about

• 凿凿有据地讲话

• by this token
• apsas
• palfreyed
• bite one's thumb at someone
• good cop bad cop
• cybernaut
• fiddle-faddler
• chilli con carne
• kop
• copper bromide
• phosphokinase
• stop behind
• early days
• currieries
• barley water
• reignites
• ferrimagnetic
• obturated
• T network
• ripple drift
• suprarenal
• corsicas
• infuscated
• gymnasts
• tea-boy
• astigmometry
• alloiometry
• earnestly
• Elapidae
• proven reserves
• be sent into the world
• right side up
• bayards
• at the back of one's mind
• at gun point
• foam with rage
• gong buoy
• go abroad
• crocks
• MicroTrak
• meet with an accident
• spikedaces
• time immemorial
• impenitently
• sing a placebo
• on (或 upon) the mend
• Mex.
• goof-ups
• interpolates
• the upper hand
• encryptation
• victorines
• gamboges
• sheriffs
• nidget
• pedimented
• methanogenesis
• potsies
• amniotic cavity
• poke fun at sb
• jeepers
• Sealyham
• thermalloy
• pilaw
• sym-
• Elroy
• itatartaric acid
• harvest homes
• the big enchilada
• computerite
• salicylism
• weirs
• try out
• appendage
• excredet
• isopathy
• selenotropism
• off year
• house cat
• least flycatcher
• wink away
• ball up
• take a poll degree
• yechs
• it's a free country
• open association
• back-garden
• Iban
• feeling bottom
• conducibleness
• Casper Milquetoast
• rate of departure
• lobed impeller meter
• pinpointed
• electromotive
• clumsy
• stenotypists
• pepinos
• be confined to bed
• homologize