| 释义 |
earlier(than aparticulartime): 事先，预先Iknewshe was coming thatafternoonbecause she hadphonedbeforehand to say so.我知道她那天下午要来，因为她事先打电话跟我说过。 Thesaurus: synonyms, antonyms, and examplesat an earlier time - beforeI was sure I’d seen her face before.
- beforehandHe knew beforehand that his speech would anger many people.
- previouslyShe has previously denied the accusations.
- in advanceYou should prepare your ingredients in advance.
- ahead of timeUSTry to arrive at the airport ahead of time to minimize the possibility of delays.
See more results » SMART Vocabulary: related words and phrasesBefore, after and already - advance
- afore
- afterwards
- already
- ante
- as it isidiom
- before
- gone
- in advanceidiom
- in advance ofsomething/someoneidiom
- in the wake ofsomethingidiom
- next
- prologue
- quondam
- second-wave
- secondarily
- secondary
- shortly
- the next but oneidiom
- wake
See more results » GrammarBefore Before is a preposition, an adverb and a conjunction. Before means earlier than the time or event mentioned:… Beforeas a preposition We use before most commonly with noun phrases to refer to timed events:… Before,by,till,until If you have to do something before a certain point in time, then when that point arrives, the action must already be completed:… Beforeas an adverb Before often comes after nouns such as day, morning, night, week, month, year to refer to the previous day, morning, etc.:… Beforeas an adjunct We use before to connect earlier events to the moment of speaking or to a point of time in the past:… Beforeas a conjunction We use before as a subordinating conjunction. We commonly use before with the past simple tense. It suggests that the second event happened soon after the first one. The before clause, which indicates the second action, can be at the end or at the beginning of the sentence:… Beforewith -ing A non-finite clause with before + ing-form is more formal:… Just before,immediately before We can use adverbs such as just, immediately, shortly and long, and expressions involving words such as days, weeks, months, years in front of before:… Beforehand We can use beforehand as an alternative to before as an adverb, especially when the reference to time is less specific.… Other uses ofbefore We use before meaning ‘in front of’ in more formal contexts:… Before:typical errors We use above not before when we refer back to something we have already written:… beforehand| American Dictionaryearlier(than aparticulartime); inadvance: She hadphonedbeforehand toletmeknowshe was coming. Examplesofbeforehandbeforehand The interviewees were not knownbeforehandby the interviewers, and the interviews took place at the interviewees' institutions.From theCambridge English Corpus Many of these repercussions may be knownbeforehand, as a result of previous intervention; many others will only be known after reform is attempted.From theCambridge English Corpus The goal of the system is to group referring expressions (identifiedbeforehandin narrative texts) into sets of coreferring expressions that correspond to discourse entities.From theCambridge English Corpus Often, in an online context, the typology of communication pairings cannot be establishedbeforehand.From theCambridge English Corpus These topics were not plannedbeforehandbut grew ' naturally ' out of earlier conversations.From theCambridge English Corpus In none of these letters is the preacher asked, or commanded, to have a copy of his sermon readybeforehand.From theCambridge English Corpus In other words, the performers are not expected to fit in to costumes designedbeforehand.From theCambridge English Corpus The problem from this perspective was not the lack of observations, but the lack of some way to gather and communicate their messagebeforehand.From theCambridge English Corpus Nevertheless, novel biological and evolutionary understanding of language (and other cognitive structures) may occurbeforehand.From theCambridge English Corpus Indeed, it is impossible to foresee all situations an agent can encounterbeforehand.From theCambridge English Corpus Procedures are specifiedbeforehandby developers to save time during critical situations.From theCambridge English Corpus The experimenter noted any incorrect responses on a sheet preparedbeforehandwith the random order of trials.From theCambridge English Corpus So we can expect a better clustering using stemmingbeforehand.From theCambridge English Corpus These studies, however, have not produced the kind of results as may have been expectedbeforehandbecause of methodological difficulties.From theCambridge English Corpus The subject has to guess the colorbeforehand, and gets rewarded if he guesses correctly.From theCambridge English Corpus These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |