/dɪsˈkɑːd/
to get rid of sth that you no longer want or need 丢弃;抛弃
~ sb/sth
The room was littered with discarded newspapers.

He had discarded his jacket because of the heat.

figurative
She could now discard all thought of promotion.

~ sb/sth as sth
10% of the data was discarded as unreliable.