go to a lot of trouble

go to a lot of trouble费很大辛劳;经受许多艰难：We believe they are our reliable friends，for they have gone to a lot of trouble to help us.我们相信他们是我们的可靠朋友，因为他们为了帮助我们费了很大辛劳。

• cicadas
• palladiums
• stable isobar
• Gunn diode
• software reuse
• bahasa indonesias
• swim at the top
• olfactometries
• spirit rappings
• brimstony
• cookie
• defrayed
• electricals
• OPHTHALMOLOGICALS
• Box and Cox
• geocentrically
• bottle ... up
• apercus
• flamdoodle
• buffalo grasses
• razor ribbon
• thwarters
• mass mediums
• repulsion-induction motor
• fellahs fellaheen
• protasis
• quadrophonic
• rated loading
• Hassidic
• nonaddict
• isomorphous replacement method
• revellings
• colligated
• presbyope
• Monte Carlo fallacy
• juvenal
• dressed (up) to the nines
• cavate
• Nylander reagent
• S star
• rocket belt
• salivation
• postmillennialists
• biofouled
• heulandites
• department
• X particle
• corporalcy
• firebomber
• top marks
• undergo ... trial
• clathrate compounds
• zephyr yarn
• platbands
• Bhangis
• on the prowl
• dipyre
• extractant
• handclasps
• Beaume
• MABE
• biometrically
• cognateness
• picrate
• expressive of
• accidentalist
• hydrologic regimen
• real gone
• proconsuls
• give sb / sth away
• geographic variation
• erection stress
• Dutch settle
• CBW
• amplitude peak
• beanpoles
• infractions
• transmission
• white-heart
• full of one's own importance
• broomweeds
• biofunctionability
• chalybite
• okapi
• mathematizations
• incurvity
• Biscaya
• pope's eye
• facsimile receiver
• zirconite
• cathodes
• tRNA isoacceptors
• sv40 virus
• uprisers
• haybutt
• specific factors
• refold
• what's new
• lightful
• domainal