essential to

essential tonecessary to 为…不可缺少的 * Water is essential to the growth of crops. 水是庄稼生长所不可缺少的。 * Hard work and perseverance are essential to success.努力工作和持之以恒是成功所不可少的。

• programmed design
• blitheful
• comatose
• melancholic
• Cym
• full binding
• alumslate
• plane of incidence
• acrodynia
• natural key
• housewiferies
• badasses
• lienal
• expiring
• have mercy on someone
• effective capacitance
• cleanlied
• Bonnevie-UIIrich syndrome
• leviratic
• multivallate
• Piaf, Edith
• Andvari, Andvare, Andvar
• lay on one's oars
• Eutychianus
• watchless
• open coast
• cut sth↔out
• bring in
• Sydenham's chorea
• basilar plate
• laparogastrotomy
• put someone straight
• pencil cedar
• befit
• compound motor
• draftings
• open-cycle engine
• on form
• phlyctenule
• Madame Racamier-type couch
• abductees
• spotted crakes
• NFS
• play (sth) by ear
• proguanil hydrochloride
• thought lessly
• trotty
• pinnula
• Hydraulic Presses
• sail before/with the wind
• fractionize
• catabolite repression
• Victoria Nyanza
• fox trot
• face book
• open-field system
• social animal
• Department of Commerce
• sanidine
• hand grenade
• acyloins
• Zarathustrian
• magnetic circuit
• alternating-current dump
• benefit
• subitised
• elastic buckling
• theatre of protest
• microstress
• unison
• doc-watcher
• Gothic Revival
• varistors
• drencher
• flameproof
• aspirators
• pleiotropy
• undeceives
• arpent
• tent-meeting
• evict from
• Gillespie equilibrium still
• shall I / we say
• collapse
• factionalism
• Mycobacteriaceae
• bondslaves
• sauna
• make a spectacle of oneself
• AMVER
• soused
• strickling
• trailer coach
• play both ends against the middle
• senecio
• immanent
• flare-type tucket
• pafs
• fairchild index
• dead-man's fingers