blue moons

blue moon

• • 不可能的事；罕见的现象
  • [口语]一段长的但不确定的时间，很久
  • 蓝月，千载难逢的时期，难得来临(或遇到)的时刻[常见于以下短语 once in a blue moon 千载难逢，甚为罕见]

• tumps
• direct investment
• works council
• conglomerateur
• on a long(或free,loose) rein
• the Michael Jacksons / Mother Teresas / Microsofts etc of this world
• grand tetons
• carriage dog
• code red signal
• vvll
• iconograph
• detectorists
• acid tartrate
• not bat an eye / eyelid
• on (或 upon) the whole
• slimies
• night watchman
• the forties
• crosette
• not out
• take one’s/its rise in
• overstep the limits / bounds / boundaries
• eaglestones
• bathyal
• the wide world
• earthquake-proof construction
• rhapsody
• backcasts
• masculists
• stylostixis
• filter cigarette
• skin tag
• robot train
• occlusive
• inimitableness
• short subjects
• put someone out
• mercerises
• viewler
• stone crabs
• regionalist
• catastrophe insurance
• along these / those lines
• scragglier
• sleekier
• affreighters
• agoraphobe
• oestrin
• Zoroastrians
• myriare
• Field Hockeys
• companionways
• Allende meteorite
• put sb in the picture
• nag
• brewer's yeasts
• seel
• stacked
• xerophthalmia
• steatomas
• sergeancies
• street-smart
• disubstituted
• rangey
• haemocyanin
• hypercriticise
• northern irelands
• preachifications
• pictomap
• be climbing the walls
• epyllions
• far and wide
• net economic welfare
• a bag of tricks
• mobile genetic element
• oligocenes
• vervains
• needle lace
• going and growing concern
• OB stars
• seas
• shapeable
• put across
• unshipped
• across-the-boards
• sniping
• rattle/reel off
• Leechs
• scrambling
• horned screamers
• mesaconic acid
• ring the bells backward
• reciprocity
• tap-dancings
• current location reference
• run for cover
• allegories
• hackworks
• rulers
• somite