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a device used to inflate sports balls, such as soccer balls and basketballs, by forcing air into them
球泵, 充气球的器具
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 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, 自行车计数器
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设备, HANS系统
a safety mechanism that automatically initiates specific actions, such as deploying a parachute or releasing targets
自动激活装置, 自动激活机制
a piece of sports equipment used in climbing to control the rope during belaying
保障设备, 攀登保护器
a device used in fishing sports equipment that uses technology to locate fish underwater
鱼探器, 鱼探
a specialized timepiece designed for underwater use, commonly used in scuba diving and snorkeling
潜水表, 潜水腕表
