| 词汇 | beforehand |
| 释义 | beforehand adverb uk /bɪˈfɔː.hænd/ us /bɪˈfɔːr.hænd/ earlier (than a particular time): 事先，预先 I knew she was coming that afternoon because she had phoned beforehand 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。 at 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. Before, after and already afore afterwards already ante as it isidiom before heel in advanceidiom in advance of something/someoneidiom in the wake of somethingidiom next posterior previous prior priorly prologue quondam the next but oneidiom upstream wake GrammarBefore Before is a preposition, an adverb and a conjunction. Before means earlier than the time or event mentioned: … Before as 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: … Before as an adverb Before often comes after nouns such as day, morning, night, week, month, year to refer to the previous day, morning, etc.: … Before as an adjunct We use before to connect earlier events to the moment of speaking or to a point of time in the past: … Before as 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: … Before with -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 of before 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 Dictionarybeforehand adverb[ not gradable ] us/bɪˈfɔrˌhænd, -ˈfoʊr-/ earlier (than a particular time); in advance: She had phoned beforehand to let me know she was coming. Examples of beforehandbeforehand The interviewees were not known beforehand by the interviewers, and the interviews took place at the interviewees' institutions. Many of these repercussions may be known beforehand, as a result of previous intervention; many others will only be known after reform is attempted. The goal of the system is to group referring expressions (identified beforehand in narrative texts) into sets of coreferring expressions that correspond to discourse entities. Often, in an online context, the typology of communication pairings cannot be established beforehand. These topics were not planned beforehand but grew ' naturally ' out of earlier conversations. In none of these letters is the preacher asked, or commanded, to have a copy of his sermon ready beforehand. In other words, the performers are not expected to fit in to costumes designed beforehand. The problem from this perspective was not the lack of observations, but the lack of some way to gather and communicate their message beforehand. Nevertheless, novel biological and evolutionary understanding of language (and other cognitive structures) may occur beforehand. Indeed, it is impossible to foresee all situations an agent can encounter beforehand. Procedures are specified beforehand by developers to save time during critical situations. The experimenter noted any incorrect responses on a sheet prepared beforehand with the random order of trials. So we can expect a better clustering using stemming beforehand. These studies, however, have not produced the kind of results as may have been expected beforehand because of methodological difficulties. The subject has to guess the color beforehand, and gets rewarded if he guesses correctly. 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. |
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