【每日一词】efficacious - adj. / ˌe-fə-ˈkā-shəs / having the power to produce a desired effect

　　<正式》（尤指无生命或抽象事物）有效的；灵验的； //an efficacious remedy

efficacious

　　efficaciously adverb

　　efficaciousness noun

　　Synonyms　

effective,effectual,efficient,fruitful,operative,potent,productive

　　短语

　　efficacious grace: 有效的恩典；有效的恩惠；

　　Efficacious Calling: 有效的呼召

　　efficacious against fever: 有退热的功效

　　Efficacious Catalyzer: 高效催化剂

　　It will be efficacious: 会有疗效

　　Efficacious Material Basis: 药效物质基础

　　Examples of efficacious in a Sentence

　　1 taking a cookie break while studying is one of the most efficacious ways of rejuvenating the mind that I have ever discovered.

　　2 Should the candidate be found to be safe and efficacious in clinical testing, IAVI is committed to making its Lassa vaccine affordable and accessible to all populations in need. —Fort Worth Star-Telegram, 4 Apr. 2024

　　3 All of the drugs appeared to reduce the risk of death, but only the two most efficacious have since been licensed: Inmazeb, a cocktail of three antibodies made by Regeneron Pharmaceuticals, and Ebanga, a single monoclonal developed by NIAID and commercialized by Ridgeback Biotherapeutics.—Helen Branswell, STAT, 14 Mar. 2024

　　4 With chic packaging, efficacious formulas, and clean ingredients like soothing tiger grass, hydrating allantoin, and rich kalahari melon and moringa, this balm is a jelly-to-oil-to-milk formula that can be used on both the face and eyes without irritation. —Iman Balagam, Vogue, 25 Jan. 2024

　　双语例句

　　The nasal spray was new on the market and highly efficacious.

　　这种鼻腔喷雾剂是市场新品，非常有效。

　　One such factor is the evolution of downsizing into a powerful business myth: managers simply believe that downsizing is efficacious.

　　其中一个因素就是缩小规模已经演变成一个强大的商业神话：经理们单纯地相信缩小规模是有效的。

　　They hope the new drug will prove especially efficacious in the relief of pain.

　　他们希望这种新药能在缓解疼痛方面产生特效。