anybody's（或anyone's）guess

anybody's（或anyone's）guess very difficult or impossible to determine 很难确定; 谁都拿不准： how well the system will work is anybody's guess. 这一系统的运行效果如何, 谁也拿不准。

• Shrove Tuesdays
• arctic lights
• whosis
• faithlessness
• once and a while
• trodden 或 trod
• done and dusted
• ciguatera
• hemicellulose
• cenozone
• smooth one's ruffled feathers
• aquavits
• play silly buggers
• fighting drunk
• Power Bar
• make an appointment with
• tilestones
• art decoes
• molecular stopping power
• decide about
• tete-a-têtes
• by force of
• gases
• suffrages
• ninnies
• accretion discs
• legalistically
• hard stuff
• bear right / left
• stars in their courses
• basic group
• TEE
• spinning-houses
• first states
• Hollandia
• steplike
• dyno
• ectrogeny
• vice-consulship
• drink and drive
• social anthropologists
• r.c.a
• penstabber
• self-fed
• cross-couplings
• crowning
• hallow
• gapeseeds
• fluophosphates
• conclusion
• geogs
• fibrinopeptides
• workups
• aurangzebs
• Inca
• rottweilers
• Julius Caesar
• nuisance raid
• as is the case
• undergoing
• focusing collector
• programme storage
• decisional
• Tarascan
• abusiveness
• stylizes
• antipode
• controlled rectifier
• floating battery
• hyperoxia
• pentathlete
• weather balloons
• Barylambdidae
• keratalgia
• absolute programming
• massage
• committing
• raffs
• be a fly on the wall
• puttyroots
• geodetically
• astonished at
• seco-
• lose one's number
• cellular chain
• bicyclers
• littles
• N.Lat.
• teiid
• to(或in)the last degree
• onomatopoeia
• crowfoots
• directly
• in a degree
• supersubtle
• customarily
• twin sisters
• hammer ... home
• diabolize
• semibreves