a device used to inflate sports balls, such as soccer balls and basketballs, by forcing air into them

球泵, 充气泵
a wireless communication device allowing two or more people to communicate over a shared frequency

双向无线电, 对讲机
a device used to measure the distance from the observer to a target

测距仪, 距离测量仪
a device that reduces vibrations or noise, making things more stable, comfortable, or effective

减震器, 阻尼器
a device used by cyclists to track and display various metrics such as speed, distance, and heart rate

骑行电脑, 自行车计算机
a safety device worn by athletes, primarily in motorsports like Formula 1 and NASCAR, to reduce the risk of neck and head injuries during crashes

HANS装置, HANS设备
a safety mechanism that automatically initiates specific actions, such as deploying a parachute or releasing targets

自动激活装置, 自动启动设备
a piece of sports equipment used in climbing to control the rope during belaying

保护器, 攀岩保护装置
a device used in fishing sports equipment that uses technology to locate fish underwater

鱼探测器, 鱼探仪
a specialized timepiece designed for underwater use, commonly used in scuba diving and snorkeling

潜水表, 潜水腕表
