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If something is prevalent, you see a lot of it in a particular place, time, or group. A haircut can be prevalent this year and gone next year. A belief can be prevalent in one country and rare in another. A sickness can be prevalent near the river in summer. It does not mean “the best,” “the official one,” or “the one people like.” It only means it is common there and then. People might not like it at all. It is a careful, slightly formal word. In ordinary talk, common or widespread will often do the same job.
盛行的、普遍的
組成From Latin praevalēns. By the look of the English word, pre- + -valent. Here pre- is “in front / more”; -valent goes back to Latin valere, “to be strong.”
同家族的字
- prevailsame Latin praevalere, “be stronger / win out”
- prevalencethe noun: how common the thing is
原始詞典資料3 筆記錄
以下是外部詞典記錄的用法，原文照列，我們還沒有寫成教學內容。上面的說明才是我們自己寫的；有些用法可能上面已經講過了。
prevalentadj/ˈpɹɛvələnt/
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Widespread or preferred.
- Athletes' use of herbal supplements has skyrocketed in the past two decades. At the top of the list of popular herbs are echinacea and ginseng, whereas garlic, St. John's wort, soybean, ephedra and others are also surging in popularity or have been historically prevalent.
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Superior in frequency or dominant.
- Private-equity nabobs bristle at being dubbed mere financiers.[…]Much of their pleading is public-relations bluster. Clever financial ploys are what have made billionaires of the industry’s veterans. “Operational improvement” in a portfolio company has often meant little more than promising colossal bonuses to sitting chief executives if they meet ambitious growth targets. That model is still prevalent today.
prevalentnoun/ˈpɹɛvələnt/
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biologynatural-sciencesA species that is prevalent in a certain area.
- The species I found to be most prevalent on the Spring Green study site were compared with lists of prevalents in compositionally related communities of Wisconsin developed by Curtis (1959).
資料來源：英文維基詞典 English Wiktionary（CC BY-SA 4.0）。 原文照列，未經改寫。