ineffective
adj
not producing the required effect(s) 不起作用的; 无效果的; 效果不佳的
use ineffective methods 使用无效的方法
She is totally ineffective as a teacher, ie She cannot teach satisfactorily. 她当老师全然不称职.
🗣️ 情景例句
OK, I've got one.
好 ,我有了。
Mike and David hate to mow the lawn.
麦克和大卫都非常讨厌修剪草坪。
If this facilitates forgery, it is the bank which will lose, not the customer.