effectiveness

• 名词，指某事物达到目标或产生预期结果的程度。

A noun referring to the degree to which something achieves its intended purpose or produces the desired result.

不可数

1. Degree of successB2formal

   The degree to which something is successful in producing a desired result.

   有效性

   • The effectiveness of the new drug was proven in clinical trials.
   • We need to measure the effectiveness of our marketing campaign.
   • The team's effectiveness improved after the training session.

   同义词efficacyfruitfulnesspotencypowerproductivenesssuccessfulness

   反义词futilityineffectivenessinefficacyinefficiencyuselessness

2. Ability to achieve goalsB2formal

   The quality of being able to achieve intended goals efficiently.

   有效性

   • Her effectiveness as a leader is widely recognized.
   • The company is known for the effectiveness of its customer service.
   • Regular feedback can enhance the effectiveness of employees.

   同义词capabilityeffectualityefficacyefficiencypotencyproductivenesssuccess

   反义词ineffectivenessineffectualityinefficacyinefficiencyuselessness