discard

丢弃、抛弃、扔掉

Please don't discard old batteries with your regular trash.

请不要把旧电池和一般垃圾一起丢弃。

摒弃、放弃

Scientists discarded the theory after new evidence emerged.

新证据出现后，科学家便摒弃了这个理论。

垫牌、丢牌纸牌游戏

He discarded a low card and drew from the deck.

他垫掉一张小牌，然后从牌堆抽一张。

废弃物、弃物

The workshop floor was covered with discards from the factory.

工作间的地上满是工厂丢出来的废弃物。

垫出的牌纸牌游戏

She picked up my discard and completed her set.

她捡走我垫出的牌，凑成了一组。