To lose feeling in a part of the body, often due to cold, or to become emotionally unresponsive.
The icy water quickly benumbed his hands, making it hard to feel anything.
冰冷的水迅速使他的手麻木,几乎感觉不到任何东西。
To stun someone emotionally or mentally, making them unable to think or react.
The sudden loss of her job left her benumbed and unsure of what to do next.
她突然失业,感到麻木,不确定接下来该做什么。