e
ffec
tive
ness
1
有效性, 效率
the quality of yielding the desired result
- The effectiveness of the new marketing campaign was evident in the significant increase in sales.
新营销活动的有效性在销售额的显著增长中显而易见。
- Regular evaluations help measure the effectiveness of teaching methods in the classroom.
定期评估有助于衡量课堂教学方法的有效性。
- The medication's effectiveness in treating the disease was confirmed through extensive clinical trials.
该药物在治疗疾病中的有效性通过广泛的临床试验得到了证实。
- The effectiveness of the training program was reflected in the improved performance of the employees.
培训计划的有效性体现在员工绩效的提高上。
- Customer feedback is crucial in assessing the effectiveness of the new product features.
客户反馈对于评估新产品功能的有效性至关重要。
反义词：
2
the capacity of a substance, treatment, or intervention to produce strong physiological, chemical, or functional effects
- The effectiveness of the drug was confirmed in clinical trials.
- Scientists assessed the effectiveness of the pesticide.
- The vaccine's effectiveness was proven over several months.
- They studied the effectiveness of the chemical solution on the reaction.
- The effectiveness of the treatment varies from patient to patient.