词汇网络: ding

A square area surrounded by ropes where sports like boxing or wrestling take place. It is the designated space where the athletes compete against each other during a match.

Vibrations that travel through the air or another medium and can be heard when they reach a person's or animal's ear. It can also refer to an idea or impression conveyed by words. As an adjective, it means in good condition, solid, or reliable.

A dent is a slight hollow or indentation in a surface, typically caused by a blow or pressure. It can also refer to a setback or decrease, especially in progress or value.

A hollow, usually metal object that produces a clear musical sound when struck. It is commonly used as a signaling device to mark time, announce events, or give warnings.