a tough（或 hard） nut

a tough（或 hard） nut informal someone who is difficult to deal with; a formidable person 〈非正式〉难以对付的人; 可怕的人。

• rosh hashanas
• have a problem with
• Lissajous figures
• decelerate
• sliming
• dismissively
• block booking / voting
• precipitation trajectory
• deurbanising
• Martinmas summers
• cross-cultivation
• alibied
• reducibly
• gorilloid
• chicken out
• Stegodontidae
• compluviums
• hornfelss
• dirigibles
• Apostolic Council
• liberaces
• parmigianas
• G star
• feet dry
• retribalize
• PWD
• deckle edge
• financeer
• hardly ever
• gastropods
• proteolytic enzyme
• finger-dried
• daub away
• reclaimable
• in bud
• operations planning
• schizoids
• home sweet home
• quick-froze
• harmoniously
• harmonometer
• terpineols
• thermalize
• flotages
• atomized
• British look
• kaisership
• prepare the ground (for sth)
• pass judgment (on sb)
• alchemizing
• Lowell, Robert
• chronic
• hit bottom
• bimetallic strips
• Missouri Compromise
• nais
• Regur
• clandestineness
• give a promise
• clean ... out
• faenas
• priorate
• rock plants
• Patellidae
• fall from grace
• sodium pyroborate
• roughness factor
• Otaheite apple
• earth penetrator
• dead metaphors
• dispatch cases
• geostationary orbit
• myoelectric potential
• inhabitations
• electrophotograph
• handy viewer
• owner-operator
• trackman
• Sitka
• overused
• bewrites
• Volgograd
• rootstock
• ack emma
• fall from sb's lips
• violas
• ens legis
• Ulothrix
• halfcoat
• vv.
• peristomatic
• have your nose in sth
• built terrace
• Chionididae
• sticker shock
• lost property
• loaded dice
• aim for
• bedsores
• agoutas