adj. 无用的,无效的;无价值的;差劲的;不怎么样的
网络 没用; 没用的; 无益的
She knew it was useless to protest.
她知道抗议是没用的。
This pen is useless.
这支笔没用了。
But I put it to you that they´re useless.
但我要告诉你,他们没用。
I still feel inadequate, useless and mixed up.
我仍旧感到能力不足,毫无用处,混淆不清。
She sits at home all day, watching TV and feeling useless.
她整天坐在家里,看电视、感到自己没用。