adj.有效的，奏效的，灵验的

The new medication proved to be highly efficacious in treating the disease.
这种新药在治疗这种疾病上被证明非常有效。
Regular exercise is an efficacious way to maintain physical fitness.
定期锻炼是保持身体健康的有效方法。
The teaching method employed by Mr. Smith is both innovative and efficacious.
史密斯先生采用的教学方法既创新又有效。
A balanced diet is efficacious for promoting overall health and well-being.
均衡饮食能有效地促进整体健康和福祉。
The new software has proven to be highly efficacious in managing our database efficiently.
新软件在高效管理我们的数据库方面已被证明非常有效。
Meditation is known to be an efficacious practice for reducing stress levels.
冥想被公认为是降低压力水平的有效实践。
The government's initiative to reduce pollution has been efficacious, showing significant improvements in air quality.
政府减少污染的举措已见成效，空气质量有了显著改善。
The training program was efficacious in enhancing employees' productivity.
培训项目有效地提高了员工的工作效率。
The use of solar energy as an alternative power source has proven efficacious in reducing carbon emissions.
使用太阳能作为替代能源已被证明能有效地减少碳排放。
The therapist's approach to anxiety management was found to be particularly efficacious among teenagers.
治疗师应对焦虑管理的方法在青少年中被发现特别有效。