Pace clock
01
节奏钟, 游泳计时器
a sports equipment used primarily in swimming to display elapsed time for training or competition purposes
语法信息
有生性状态
无生命
形态构成
复合词
可数
复数形式
pace clocks
例子
The pace clock guided swimmers in their interval training.
节奏钟指导游泳者进行间歇训练。



























