n. 叮当声, 叮咚声

a. (非正式)(比赛)双方不相上下的, 交错领先的

ad. 起劲地, 唠叨

dingdong \ding"dong`\, ding-dong \ding-dong\, n. [See {Ding}.]
1. The sound of, or as of, repeated strokes on a metallic
body, as a bell; a repeated and monotonous sound.

2. (Horol.) An attachment to a clock by which the quarter
hours are struck upon bells of different tones.

3. a stupid or foolish person; -- used in a deprecatory or
contemptuous sense. [slang]

Syn: ding-a-ling, doofus. [PJC]