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。
My feeling was that it was useless to argue with him.
我感觉和他争辩是不会有用的。
I told her I was feeling pretty old and useless that day.
那天我还告诉她我感到自己如此老迈无用。
I told her I was feeling pretty old and useless that day.
那天我还告诉她我感到自己如此老迈无用。
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