efficacy

• n. 功效，效力

ef-, 向外。-fic, 做，词源同fact, effect.

1. capacity or power to produce a desired effect;

"concern about the safety and efficacy of the vaccine"

efficacy (n.)

1520s, from Latin efficacia "efficacy, efficiency," from efficax (genitive efficacis) "powerful, effectual, efficient," from stem of efficere "work out, accomplish" (see effect (n.)). Earlier in same sense was efficace (c. 1200), from Old French eficace (14c.), from Latin efficacia; also efficacite (early 15c.), from Latin efficacitatem.

firms are now studying how genes interact, looking for correlations that might be used to determine the causes of disease or predict a drug's efficacy.

2012年考研真题（英语二）阅读理解 Section Ⅱ

Recent medical studies confirm the efficacy of a healthier lifestyle.

最新医学研究证实了较为健康的生活方式的好处。

柯林斯高阶英语词典

Objective : To observe the efficacy of cataract extraction with IOL implantation in children.

目的: 观察儿童白内障摘除人工晶体植入术的疗效.

期刊摘选

The clinical efficacy is evaluted with modified Webster scale.

临床疗效按帕金森病改良Webster10大症状评分法为观察指标.

期刊摘选

Objective To analyse and summarize the efficacy of argon green laser photocoagulation on macular hole.

目的分析总结氩离子激光治疗黄斑裂孔的疗效.

期刊摘选

Field efficacy trials indicated relativity good control of banana sigatoka leaf spot disease.

田间药效试验结果表明,对香蕉叶斑病有较好的防效.

期刊摘选

Objective To study the efficacy of orthophthalaldehyde disinfectant in killing Bacillus subtilis var.

目的研究邻苯二甲醛消毒剂对枯草杆菌黑色变种芽孢的杀灭效果及其有关性能.

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This process flow is simple with less capital cost , speediness of efficacy and higher technical index.

该厂流程简单、投资少 、 见效快、技术指标较高、实现含氰污水全部返回工艺流程.

期刊摘选

Objective : To observe the efficacy of MEBO in treating skin lesion caused by cytotoxinic chemotherapeutic agents.

目的: 观察湿润烧伤膏对细胞毒性抗癌化疗药物所致皮肤损伤的治疗作用.

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Suggest using it twice a week for better efficacy.

建议每周两次,效果显著.

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Methods Simulated field trial and field trial were carried out to detect its germicidal efficacy.

方法在实验室内,采用模拟现场试验及现场试验方法对其杀菌效果进行检测.

期刊摘选

Objective : To summarize the clinical application and efficacy of astragalus injection in acupoint injection.

目的: 对黄芪注射液在穴位注射疗法中的临床应用及其疗效进行综述.

期刊摘选

Objective To observe the efficacy of oral DDAVP ( minirin ) in patients with diabetes insipidus.

目的观察口服DDAVP片剂 ( 商品名弥凝 ) 治疗中枢性尿崩症的疗效.

期刊摘选

Objective To investigate the efficacy and safety of Shujingtang ( SJT ) in treating dysmenorrhea.

目的探讨舒经汤治疗原 发性 痛经的疗效及安全性.

期刊摘选

Objective To assess the efficacy of Naofucong capsule for vascular dementia ( VD ).

目的观察自拟脑复聪胶囊治疗血管性痴呆的 疗效.

期刊摘选

Objective To observe and evaluate the therapy efficacy of the TMJ arthrocentesis for treatment of TMD.

目的观察和评价关节冲洗术治疗颞下颌关节紊乱病(TMD)的临床效果.

期刊摘选

To evaluate the efficacy and side effectsin a large sample of patients from other antipsychotics to.

目的维思通对长期服用传统抗精神病药病人进行替换治疗以及大范围病人的疗效和副反应分析.

期刊摘选

The efficacy of alkaline glutaraldehyde in inactivating poliovirus was higher than that of acidic glutaraldehyde.

碱性戊二醛对脊髓灰质炎病毒的灭活效果比酸性戊二醛强.

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It publishes guidelines on quality, safety and efficacy testing requirements.

EMEA公布质量, 安全和有效检测要求的指南.

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Professional skin care, facial type, the efficacy of products all its aspects.

涉及专业护肤 、 面膜类 、 功效产品等各个方面.

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Objective To evaluate the efficacy and safety of peneiclovir cream against genital herpes.

目的评价喷昔洛韦乳膏治疗生殖器疱疹的疗效和安全性.

期刊摘选

Objective To observe the efficacy of vitiligo concentrated pill and halometasone cream in treatment of vitiligo.

目的观察白癜风浓缩丸与澳能乳膏治疗白癜风的疗效.

期刊摘选

The treatment has no efficacy in that disease.

这种疗法对那种疾病不管事.

《现代汉英综合大词典》

The most commonly cited reasons for stopping the treatment were lack of efficacy and side effects.

最常举出的停止这种治疗的理由是无效和副作用.

《简明英汉词典》

This plan would have some efficacy in preventing any danger.

这计划对于防止危险会有些效力.

《现代英汉综合大词典》

Recent medical studies confirm the efficacy of a healthier lifestyle.

最新医学研究证实了较为健康的生活方式的好处。

柯林斯例句