adjective🔗Share无效的, 无效力的 Not having the desired effect; ineffectual"The bug spray was ineffective; the mosquitoes were still biting us. "这种驱蚊喷雾没什么用，蚊子还是照样咬我们。outcomeabilityfunctionqualityChat with AIVocabulary GamePractice Reading
adjective🔗Share无效的, 不给力的. Lacking in ability; incompetent or inadequate"The new student found the teacher's explanation of the math problem completely ineffective; she still didn't understand it. "这个新生觉得老师对这道数学题的讲解完全无效，一点也不给力，她还是没听懂。abilityqualitycharacterfunctionChat with AIVocabulary GamePractice Reading
