put sand in the wheels/machines

put sand in the wheels/machines妨碍;捣乱：If a person does not help others in their work but puts sand in the wheels，he should be severely punished.如果一个人不去帮助别人的工作反而从中捣乱，他应当受到严厉惩罚。

• injection pumping
• skiascopes
• prebinding
• haitians
• ale-draper
• craftsmanship
• haema-
• not know A from from A to B
• thalassocrats
• gauleiter
• planula
• lysolecithins
• ectolecithal
• deformation twin
• problematicss
• tarantula-hawk
• aluminize
• manliness
• spray quenching
• percolate up
• satirists
• forbiddances
• blobber-lipped
• in times
• pairing
• serve notice to
• adhesiotomy
• warehouse club
• postmasterships
• D-Mark
• semifossil
• headdresses
• pedodontic
• Gene Libraries
• turn away
• estimator
• viva voces
• verbatims
• gravity waves
• haematurias
• chrons
• initializations
• punctation
• alert to
• artificial load
• go crook on
• scientific management
• perilousnesses
• slow burn
• pork out on
• lemurlike
• epiphonemae
• valley braid
• redropped
• titularity
• gibbetings
• phenomenalised
• nonsciences
• HSUS
• bewailings
• windinesses
• on good (或 friendly) terms
• absolute minimum
• brine spring
• gardai
• to a man
• take a leaf out of someone's notebook
• water bearing strata
• dropout ratio
• tambour-lace
• Thorez, Maurice
• sporting ladies
• embryonated
• immersions
• yap
• eat one's words
• wait on sb hand and foot
• conceivest
• burdock
• Tajiks
• atrazine
• pressure enthalpy chart
• stickit minister
• grotesqueness
• - to a fault
• conic
• Upton
• messmate
• abacisci
• magnesium iodide
• bobotee
• give ... over to
• pontils
• data diskette
• guncotton
• Quileute
• as to
• desertifications
• microchemical
• Gómez de la SernaRamón