好词典

positive

UK //ˈpɒzətɪv//US //ˈpɑːzətɪv//

词源

源自拉丁语 'positivus',意为'明确放置的',后经古法语 'positif' 进入英语,最初用于法律和哲学领域。

adjective

❶ 表示肯定或赞同的态度,形容事物具有积极、乐观的特质,常用于描述人的心态或事物的影响。

“She has a positive attitude towards life.”

(她对生活持积极态度。)

“The feedback from customers was overwhelmingly positive.”

(顾客的反馈绝大多数是正面的。)

❶ 指明确、确凿或不容置疑的,常用于描述证据、结果或事实。

“The test results came back positive for COVID-19.”

(检测结果显示新冠病毒阳性。)

“There is positive proof that he was at the scene.”

(有确凿证据证明他在现场。)

同义词:optimistic, favorable, constructive, affirmative, confident

noun

❶ 指摄影中的正片或阳性照片,与负片相对;也指数学中的正数。

“The photographer developed the film into positives.”

(摄影师将底片冲印成正片。)

“In mathematics, a positive is a number greater than zero.”

(在数学中,正数是大于零的数。)

同义词:plus, affirmative, certainty

常见短语

positive thinking — 指保持乐观和积极的心态,专注于好的方面而非问题,被认为能带来更好的结果。

“Positive thinking can help you overcome challenges more effectively.”

(积极思考能帮助你更有效地克服挑战。)

false positive — 指测试结果显示为阳性,但实际上并非如此的情况,常见于医学检测或统计学中。

“The initial screening showed a false positive, but further tests confirmed it was negative.”

(初步筛查显示假阳性,但进一步检测确认是阴性。)