efficacious

efficacious的音标为[ɪ"fɪkɪəs]，基本意思是“有效的，奏效的；灵验的；生效的”，也可表示“熟练的，内行的；能干的，有成效的”。速记技巧是可以通过词根词缀进行记忆。

efficacious这个词的词源可以追溯到拉丁语eficax，意为“有功效的”或“有效的”。它的形式变化包括过去式efficaciousness，现在分词efficaciously，以及形容词efficacious。

相关单词：

1. efficient：这个词直接来源于拉丁语eficax，意为“有功效的”或“有效的”。它通常用来形容那些能高效完成任务或达成目标的人或物。

2. efficacy：这个词是由efficacious派生出来的，表示“功效”或“效果”。

3. effectual：这个词来源于拉丁语，意为“有效的”或“成功的”。它通常用来形容那些能实现预期目标的方法或策略。

4. efficacy rate：这个词通常用来描述某种药物或治疗方法的功效比例。

5. efficacy test：这个词用来描述对某种药物或治疗方法的有效性进行的测试。

6. efficacious action：这个词用来描述某种药物或治疗方法的显著效果。

7. efficacious treatment：这个词用来描述一种有效的治疗方法。

8. efficacious minister：这个词用来形容一个能有效地执行任务或达成目标的人。

9. efficacious leader：这个词用来形容一个有领导力，能有效指导团队的人。

10. efficacious policy：这个词用来形容一种能有效解决问题的政策。

以上这些单词都与efficacious这个词有直接或间接的联系，它们都表示某种有效、有功效的含义。

常用短语：

1. efficacious treatment

2. be efficacious in

3. effective remedies

4. efficacious measures

5. effective in achieving results

6. efficacious solutions

7. effective in reducing symptoms

例句：

1. The medication was found to be highly efficacious in reducing the patient"s pain.

2. The new policy has been found to be highly efficacious in improving the efficiency of the company"s operations.

3. The doctor prescribed a series of efficacious exercises to help the patient recover from his injury.

4. The teacher used a series of efficacious teaching methods to engage the students in learning.

5. The new advertising campaign was found to be highly efficacious in increasing sales.

6. The company"s new product was found to be highly efficacious and well-received by consumers.

7. The doctor"s advice to take a rest was found to be efficacious in relieving the patient"s fatigue.

英文小作文：

The Importance of Efficacious Treatment

In modern society, people are constantly seeking ways to improve their health and well-being. One of the most effective ways to achieve this goal is through the use of efficacious treatment methods. These methods are designed to effectively address the underlying causes of a condition or illness, thereby reducing symptoms and improving overall health and well-being.

When it comes to treating various conditions, it is essential to use the most effective remedies available. This may involve consulting a professional healthcare provider, such as a doctor or pharmacist, who can provide guidance and advice based on a comprehensive assessment of the patient"s condition. Additionally, it is important to seek out scientifically-backed treatments that have been proven to be effective through rigorous research and clinical trials.

By using efficacious treatment methods, individuals can reduce their reliance on medication or other forms of treatment, while also improving their overall health and well-being. Additionally, by seeking out scientifically-backed treatments, individuals can ensure that they are receiving the most effective and safe forms of treatment available, thereby reducing the risk of adverse effects or complications. Ultimately, the use of efficacious treatment methods is essential for achieving optimal health and well-being in modern society.