| 单词 | could |
| 释义 | couldcouldcould /kəd; strong kʊd/ modal verb (negative short form couldn’t)1used as the past tense of ‘can’ to say what someone was able to do or was allowed to do in the past: She said she couldn’t find it.say她说她找不到。The teacher said we could all go home.saycan老师说我们全都可以回家了。somebody could see/hear etc something (=saw, heard etc something on a particular occasion)I could hear laughter.can我听到了笑声。2a)used to say that something is possible or might happen: Most accidents in the home could be prevented.accidentcanprevent大多数家庭事故都可以避免。You could be right, I suppose.can我想你可能是对的。It could be weeks before we get a reply.canweek我们可能要等几个礼拜才得到答复。THESAURUS maybe b)used to say that something was possible in the past, but did not actually happen: She could have been killed.canbekill她险些没命。3spoken used to make a polite request: Could I ask you a couple of questions?canquestion我能问你几个问题吗？Could you open the window?can你能把窗打开吗？4used to suggest doing something: You could try calling his office.cancall你可以试试打电话到他的办公室。We could always stop and ask directions.candirection我们总可以停下来问问路嘛。5spoken used to emphasize how happy, angry etc you are by saying how you want to express your feelings: I was so angry I could have killed her.becankill我气得真想杀了她。THESAURUS: couldmaybe used when saying that something may be true or may happen, but that you are not sure: Maybe you’re right.‘Are you going to Kate’s party?’ ‘Maybe. I don’t know.’begoperhaps maybe. Perhaps is slightly more formal than maybe and is more common in written English: This is perhaps his funniest novel.befunnypossibly used when saying that it is possible that something is true or might happen Possibly sounds a little less likely than maybe or perhaps: ‘Do you think you’ll go back there?’ ‘Possibly, but it won’t be for a long time.’winmay/might/could used when you have some reason to believe that something will happen, but you are not sure: I may still have the instruction book.‘Do you think they’ll win?’ – ‘They might.’He could be stuck in a traffic jam.canstickyou never know used when telling someone that something good might happen unexpectedly, although it is very unlikely: He might change his mind – you never know. |
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