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ineffective
01
无用的
not achieving the desired outcome or intended result
02
无效的
lacking in power or forcefulness
03
无效的
failing to produce the desired results or outcomes due to inefficiency or poor design
例子
The manager's leadership style was ineffective in motivating the team.
The medication proved to be ineffective in treating the patient's condition.
His teaching methods were ineffective, as many students struggled to understand the material.
The marketing campaign was ineffective, as it failed to attract new customers.
The claim that gun control laws are ineffective cuts both ways.