| 单词 | positive |
| 释义 | adjective | noun positivepositive1 /ˈpɑzət̮ɪv/ ●●● S2 W2 AWL adjective 1HOPEFUL considering the good qualities of a situation, person, etc., and expecting success SYN optimistic OPP negative: positive about Vernon tried to be positive about the team’s 2–6 record.positive attitude/approach/outlook etc. You need a positive attitude to find the right job. It’s going to be tough, but let’s think positive. → see also think positively/positive at think (18)2SURE [not before noun] certain, with no doubt at all SYN certain, sure: “Are you sure you want to go?” “Positive.”positive (that) I’m absolutely positive I left it here.positive of/about I’m not positive of the address, but it’s definitely on this street.► see thesaurus at sure13LIKELY TO BE SUCCESSFUL showing that something is likely to succeed or improve: a positive sign/indication He’s breathing on his own again, which is a positive sign.4APPROVING showing that someone agrees with you, supports what you are doing, and wants you to succeed OPP negative: positive about Most people have been very positive about the show.a positive response/reaction Public response to the ads has been very positive. We’ve had a lot of positive feedback from the people of this city.5GOOD good, useful, or moral in a way that helps someone or something to improve OPP negative: Reducing stress has a positive effect on health. the song’s positive message positive role models for kids6positive proof/evidence/identification etc. proof, evidence, etc. that shows that there is no doubt that something is definitely true SYN definite: The body was flown to Honolulu for positive identification.7MEDICAL/SCIENTIFIC TEST medicine, science showing signs of what is being looked for OPP negative: If he tests positive for steroids, he will be suspended for ten games.come out/up positive Phoebe’s pregnancy test came out positive.8MATH math a positive number or quantity is more than zero OPP negative9ELECTRICITY [no comparative] science, physics having the type of electrical charge that is carried by a proton, shown by a (+) sign on a battery OPP negative10BLOOD medicine having Rhesus factor in your blood OPP negative: type AB positive11GRAMMAR eng. lang. arts relating to the basic form of an adjective or adverb, such as “small” or “quietly” as opposed to the comparative or superlative forms12FORCE science, physics relating to the end of a magnet that turns naturally toward north13PHOTOGRAPH [no comparative] technical a positive image such as a photograph shows light and colors in the same way as the original image does OPP negative—positiveness noun [uncountable] adjective | noun positivepositive2 AWL noun [countable] 1a quality or feature of something that is good or useful OPP negative: You can find positives in any situation.2math a number that is higher than zero OPP negative3medicine, science a medical or scientific test result that shows the existence of what is being looked for OPP negative4the positive eng. lang. arts the basic form of an adjective or adverb, such as “small” or “quietly,” as opposed to the comparative or the superlative → see also a false positive/negative at false (8) |
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