| 释义 |
back·up 英ˈbækˌʌp美ˈbækˌʌpAHDbăkʹŭp'
基本英英词源搭配记法近义反义例句Thesaurus
n.后备¹⁰⁰
帮助
Noun:
an accumulation caused by clogging or a stoppage;a traffic backup on the main street he discovered a backup in the toilet someone who takes the place of another as when things get dangerous or difficult;the star had a stand-in for dangerous scenes we need extra employees for summer fill-ins a musical part vocal or instrumental that supports or provides background for other musical partscomputer science a copy of a file or directory on a separate storage device;he made a backup in case the original was accidentally damaged or erased the act of providing approval and support;his vigorous backing of the conservatives got him in trouble with progressives 词根词缀： back背 + up向上 → 向上支撑backup software备份软件backup diskette备份软盘backup storage后备存储器backup data备用数据backup procedure备份过程backup system后备系统,备用系统…analog backup模拟后援battery backup后备电池backup operation备份操作backup washer支撑垫圈backup ring垫环backup file备份文件backup aid备用辅助设备…manual backup人工接替,手动后备调…backup roll支承辊backup aircraft预备机backup copy备份拷贝backup plate垫片,靠板reversing light汽倒车灯back up因积聚而拥堵…
词根记忆back背后+up=背面向上推=支持back-后面-up上⇒n.后备近义词 help帮助snarl吼叫copy复制品relief减轻support支持utility效用standby备用reserve保留backing支持stoppage罢工stand-in替身duplicate副本replica复制品patronage赞助holdup持枪抢劫reliever救济者substitute代用品resort度假胜地stand-by可靠的人encouragement鼓励reinforcement增强championship锦标赛moral support道义支持accompaniment伴唱奏fill-in临时填补空缺的人…computer backup计算机后备musical accompaniment音乐伴奏gridlock极端严重的全面交通堵塞…
名词99%,形容词1%
用作名词When the main system fails, thebackupsystem take over.当主系统不能工作时，后备系统立即投入工作代替之。
We offer a freebackupservice to customers.对顾客我们提供免费配套服务。
Thebackupjob resides on the primary server.备份作业驻留在主服务器上。noun.(support;substitute
同义词 substituteaccompaniment,alternate,alternative,auxiliary,extra,reinforcement,stand-insupporter
accompanimentnoun music that supports a theme or performer in a composition
back,background,backing,harmony,instrument,part
aidnoun help, support
advancement,advice,advocacy,alleviation,allowance,assist,assistance,attention,backing,backup,benefaction,benefit,benevolence,bounty,care,charity,comfort,compensation,cooperation,deliverance,encouragement,endowment,favor,furtherance,gift,giving,guidance,hand,handout,leg up,lift,ministration,ministry,patronage,promotion,reinforcement,relief,rescue,reward,salvation,service,shot in the arm,subsidy,sustenance,treatment
alternatenoun substitute
backup,double,equivalent,fill in,proxy,replacement,stand-in,sub,surrogate
alternativenoun possible choice
backup,druthers,opportunity,option,other,other fish in sea,other fish to fry,pick,preference,recourse,redundancy,selection,sub,substitute,take it or leave it
assistantnoun helper
abettor,accessory,accomplice,adherent,adjunct,aide,ally,appointee,apprentice,associate,attendant,auxiliary,backer,backup,coadjutant,coadjutor,collaborator,colleague,companion,confederate,cooperator,deputy,fellow worker,flunky,follower,friend,gofer,help,helpmate,mate,partner,patron,peon,representative,right-hand person,secretary,subordinate,supporter,temp,temporary worker
auxiliaryadjective supplementary
abetting,accessory,adjuvant,ancillary,appurtenant,backup,complementary,contributory,extra,reserve,secondary,spare,subordinate,subservient,subsidiary,supporting |