tighten up

tighten up if a team or group tightens up, they start working together more effectively加紧，加强:tighten sth ↔ up •We have tightened up the defence and are winning matches as a result.我们加强了防守，所以现在比赛我们都是赢的。

• nurturants
• bet.
• swear someone to secrecy
• Divalis
• regularisations
• photographic fixing
• time loans
• water-absorption tube
• chainwale
• mass media
• host range
• relative frequency
• herpolhode cone
• idols
• two-input subtractor
• automatic character recognition
• cicadidaes
• hill climb
• ethylations
• dot balls
• butanes
• demonstrate for
• read on
• jaws wag
• droughtier
• unrent
• exotropic
• passageway
• baize
• shut out
• diplohaplont
• long distances
• birses
• eton colleges
• humping
• ridden或rid
• ordinary wave
• photo-essay
• Optic Tracts
• desterilized
• chronographer
• bioclimatologically
• distribution system
• gaseities
• at livery
• glums
• decatenates
• field quenching
• life imprisonment
• literal operands
• preliterate
• prepare against
• clou
• record players
• in a big way
• bell mare
• nozzle-expansion ratio
• wise behindhand
• differential ballistic wind
• leave （或let）well（〈美〉enough） alone
• bolivar
• go with
• Reinecke's salt
• so I should hope
• cyber pirate
• electronegative elements
• anisotropy
• stipple-engraved
• publications
• prick stitch
• visual comparator
• Mdlles
• grabbled
• czarinas
• micrometastasis
• nulli secundus
• Kantianism
• surfridden
• enfix
• plink
• enwound
• Clavicipitales
• tied ranks
• modulability
• quite too
• self-worship
• forbiddance
• decatenated
• mess with sb/sth
• mathematical expectation
• smooth ... out
• infrared binoculars
• philosophy of life
• herringbone gear
• m3s
• centrifugalled
• cheek to cheek
• mongrelising
• vug
• stew in one’s own juice