| 单词 | 事先 |
| 释义 | 〔forecast〕Middle English forecasten [to plan beforehand] 中古英语 forecasten [事先安排] 〔play〕To cause (a record or phonograph, for example) to emit recorded sounds.放音：使（例如磁带或唱片）放出事先录制的声音〔tomography〕Any of several techniques for making detailed x-rays of a predetermined plane section of a solid object while blurring out the images of other planes.X线体层照相术：一种X线照相技术，能够照出某确定物体上事先规定好的某层部分，而不会照下其它部分的像〔benchmark〕Often bench mark A surveyor's mark made on a stationary object of previously determined position and elevation and used as a reference point in tidal observations and surveys. 常作 bench mark 水准点：在事先确定了位置和高度的固定物体上的测量标记，用作潮汐观察与测量的参照点〔silent〕"He must be warned prior to any questioning that he has the right to remain silent" (Earl Warren).在进行任何询问之前，他必须事先被告知他有保持沉默的权利” （厄尔·沃伦）。〔book〕The central meaning shared by these verbs is "to cause something to be set aside, as for one's use or possession, in advance": 这些动词共有的中心意思为“事先预留以便使用或拥有”： 〔tip〕To provide with a piece of confidential, advance, or inside information:向…提供内部消息：向…提供秘密的、事先获得的或内部的消息：〔audiocassette〕A cassette containing blank or prerecorded audiotape.盒式录音磁带：空白的或事先录好的录音带〔robot〕A mechanical device that sometimes resembles a human being and is capable of performing a variety of often complex human tasks on command or by being programmed in advance.机器人，机械人：一种类似人的能够按照指令或事先编好的程序做各种复杂人类工作的机械装置〔die〕To put another at a distinct disadvantage, as through prior maneuver:事先决定成败：将对方置于明显的劣势，如已先做了手脚：〔forespeak〕To arrange for in advance.预约：事先安排〔destine〕To determine beforehand; preordain:预定：事先决定；预定：〔cipher〕A cryptographic system in which units of plain text of regular length, usually letters, are arbitrarily transposed or substituted according to a predetermined code.密码：一种密码系统，其中固定长度的明文里的单元，通常为字母，被任意倒置或按事先确定的符号系统替换〔cold〕Without advance preparation or introduction:毫无准备地：没有事先准备或事先咨询地：〔notice〕give one's employer two weeks' notice; raised the price without notice.事先告诉雇主两周后离职；没通告就涨价〔brief〕To give concise preparatory instructions, information, or advice to:事先向…简要介绍指令、信息或建议：〔foretoken〕To indicate or give warning of beforehand; presage.预示：事先暗示或警告；预言〔odds〕A certain number of points given beforehand to a weaker side in a contest to equalize the chances of all participants.See Synonyms at advantage 让步：在比赛中事先给较弱一方一定数量的比分，以使所有参赛者获胜机会均等 参见 advantage〔book〕To arrange for (tickets or lodgings, for example) in advance; reserve.预订：事先安排（如票或住宿等）；预订〔dominate〕Successful leaders dominate events rather than react to them.成功的领导者是事先控制事件而不是事后才做反应〔trust〕"Often enough our faith beforehand in an uncertified result is the only thing that makes the result come true" (William James). “我们对未经证实的结果事先所抱的信念经常是使该结果成为现实的唯一因素” （威廉姆·詹姆斯）。〔forethought〕Deliberation, consideration, or planning beforehand.预谋：事先的考虑、思考或计划〔offhand〕Performed or expressed without preparation or forethought.See Synonyms at extemporaneous 即席表演的：没有准备或事先思考而表演或表达的 参见 extemporaneous〔presignify〕To indicate or signify beforehand; foreshadow.预示，预告：事先暗示或显示；预兆〔prepossess〕To influence beforehand against or in favor of someone or something; prejudice.使事先受影响的：使对某人或某事预先有反感或好感；偏见〔candid〕An unposed informal photograph.偷拍的照片：一张事先未摆好姿势的非正式照片〔originally〕not what I had originally expected.不是我事先期盼的〔powder〕To be ready for a challenge with little warning.准备万一：准备接受事先没有什么警告的挑战〔indeterminate〕Not fixed or known in advance:不可预测的：事先不可确定或不可知：〔speech〕"The best impromptu speeches are the ones written well in advance"(Ruth Gordon)“最佳的即兴演讲是事先写好了稿子的演讲”(露丝·戈登)〔premix〕To mix or blend beforehand.预先混合：事先混合或调和〔reconnoiter〕To make a preliminary inspection of, especially in order to gather military information.侦察；勘察：对……作事先的探察，尤指为收集军事信息而采取的此种行为〔forehanded〕Looking or planning ahead; circumspect.谨慎小心的：事先注意或计划的；考虑周到的〔blind〕Without forethought or provision; unawares:毫不知情地：没有事先想好或事先准备好地；冷不防地：〔period〕The least interval in the range of the independent variable of a periodic function of a real variable in which all possible values of the dependent variable are assumed.小数点：周期函数自变量变化的最小区间，其中从属变量的所有可能值都已事先确定〔stock〕The part of a tally or record of account formerly given to a creditor.帐目：事先给予债权人的帐或帐目记录的一部分〔encounter〕A meeting, especially one that is unplanned, unexpected, or brief:相遇，碰见：相遇，尤指一次没有事先计划的、未料到的、短暂的相遇：〔hard〕Using or based on data that are readily quantified or verified:严密的：运用或基于事先计算或证明的数据：〔telegraph〕To make known (an intended action, for example) in advance or unintentionally:暴露：事先或无意识地使知道（例如预期的行动）：〔impromptu〕Prompted by the occasion rather than being planned in advance:即兴的：即兴的而不是事先有准备的： |
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