| 单词 | positive |
| 释义 | adjectivenoun🔑 posi·tiveAW BrE /ˈpɒzətɪv/ NAmE /ˈpɑːzətɪv/ adjective ➤ confident 有信心🔑 thinking about what is good in a situation ; feeling confident and sure that sth good will happen 积极乐观的；自信的◆ a positive attitude /outlook 乐观的态度/前景◆ the power of positive thought 乐观思想的力量◆ ~ (about sth )She tried to be more positive about her new job . 她努力更积极地投入新工作。◆ On the positive side , profits have increased . 从好的方面看，利润增加了。◆ The report ended on a positive note . 报告的结尾显得很乐观。OPP negative➤ effective /useful 有效；有用🔑 directed at dealing with sth or producing a successful result 积极的；建设性的；朝着成功的◆ We must take positive steps to deal with the problem . 我们必须采取积极措施处理这个问题。◆ It will require positive action by all in the industry . 这将需要业内全体同人和衷共济。OPP negative🔑 expressing agreement or support 表示赞同的；拥护的◆ We've had a very positive response to the idea . 我们这个想法反响很好。OPP negative🔑 good or useful 良好的；有助益的；正面的◆ to make a positive contribution to a discussion 给讨论会提出好的建言◆ His family have been a very positive influence on him . 他的家庭对他有十分良好的影响。◆ Overseas investment has had a positive effect on exports . 海外投资对出口有积极影响。OPP negative➤ sure /definite 确信；肯定🔑 [not before noun ](of a person 人) completely sure that sth is correct or true 有绝对把握；确信；肯定◆ ~ (about sth )I can't be positive about what time it happened . 我说不准这事是什么时间发生的。◆ ~ (that… )She was positive that he had been there . 她确信他曾在场。◆ 'Are you sure ?' 'Positive .' “你敢肯定吗？” “绝对肯定。”sureconfident ⬥ convinced ⬥ certain ⬥ positive ⬥ clearThese words all describe sb who knows without doubt that sth is true or will happen.以上各词均指确信、肯定、有把握。sure[not before noun ] without any doubt that you are right, that sth is true, that you will get sth or that sth will happen指确信、肯定、有把握、必定：◆'Is that John over there?' 'I'm not sure.'“那边那个人是约翰吗？” “我说不准。”◆Are you sure about that?这事你肯定吗？◆England must win this game to be sure of qualifying.英格兰队必须拿下这场比赛才能确保获得资格。NOTESure is often used in negative statements and questions, because there is some doubt or anxiety over the matter. If there is no doubt, people often say quite sure. * sure 常用于否定句和疑问句，表示有所怀疑或担忧。毫无疑问时常用 quite sure：◆I'm quite sure (that) I left my bag here(= I have no doubt about it).我肯定是把包丢在这儿了。confident completely sure that sth will happen in the way that you want or expect指肯定、确信、有把握：◆I'm quite confident that you'll get the job.我肯定你能得到那份工作。◆The team feels confident of winning.这个队觉得有把握取胜。NOTEConfident is a stronger and more definite word than sure and is more often used in positive statements, when you feel no anxiety. * confident 较 sure 语气强，而且更肯定，在无所担忧的情况下较常用于肯定句中。convinced[not before noun ] completely sure that sth is true or right, especially because the evidence seems to prove it or sb else has persuaded you to believe it指坚信、深信、确信，尤指有证据证明或经说服：◆I'm convinced that she's innocent.我坚信她是清白无辜的。certain[not usually before noun ] sure that you are right or that sth is true指确信、肯定、无疑：◆Are you absolutely certain about this?你对这事绝对确信无疑吗？sure or certain?用 sure 还是 certain？Like sure, certain is often used in negative statements and questions. It is slightly more formal than sure; sure is more frequent, especially in spoken English. * certain 与 sure 一样，常用于否定句和疑问句中，但比 sure 稍正式些。sure 较常用，尤其是在口语中。positive[not before noun ](ratherinformal ) completely sure that sth is true指有绝对把握、确信、肯定：◆She was positive that he'd been there.她确信他曾到过那儿。◆'Are you sure?' 'Positive.'“你肯定吗？” “绝对肯定。”clear (often used in negative statements and questions) having no doubt or confusion about sth（常用于否定句与疑问句中）指无疑的、清楚的、明白的：◆My memory isn't really clear on that point.那一点我记不太清楚了。Patternssure/confident/convinced/certain/positive/clear about sthsure/confident/convinced/certain of sthsure/confident/convinced/certain/positive/clear that…sure/certain/clear who/what/how, etc.to feel sure/confident/convinced/certain/positivequite/absolutely/completely/fairly/pretty sure/confident/convinced/certain/positive/clearnot altogether sure/confident/convinced/certain/clear[only before noun ](informal ) complete and definite 完全的；绝对的SYN absolute◆ He has a positive genius for upsetting people . 他气人的本事可大呢。◆ It was a positive miracle that we survived . 我们能够生还，完全是个奇迹。🔑 giving clear and definite proof or information 证据确凿的；明确的SYN conclusive◆ We have no positive evidence that she was involved . 我们没有确凿证据证明她参与其事。◆ (formal ) This is proof positive that he stole the money . 这就是他偷钱的确证。➤ scientific test 科学试验🔑 showing clear evidence that a particular substance or medical condition is present 阳性的；证明…存在的◆ a positive pregnancy test 呈阳性反应的怀孕检测◆ The athlete tested positive for steroids . 这个运动员类固醇检测呈阳性。◆ to be HIV positive 艾滋病病毒化验呈阳性OPP negative➤ number /quantity 数目；数量greater than zero 正数的OPP negative➤ electricity 电(specialist ) containing or producing the type of electricity that is carried by a proton正电的；正极的◆ a positive charge 正电荷◆ the positive terminal of a battery 电池的正极OPP negative🔑 posi·tiveAW BrE /ˈpɒzətɪv/ NAmE /ˈpɑːzətɪv/ noun ➤ good quality 优点[C , U ]a good or useful quality or aspect 优势；优点◆ Take your weaknesses and translate them into positives . 把你的弱点变成优点。➤ in photography 摄影[C ](specialist ) a developed film showing light and dark areas and colours as they actually were , especially one printed from a negative正片➤ result of test 化验结果[C ]the result of a test or an experiment that shows that a substance or condition is present 阳性结果（或反应）OPP negative |
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