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
You look great.
你看起来很神气。
I suggest that you tear up the letter and start over again.
我建议你撕破信再来一遍。
It's not like her to have missed two days of classes.