n.柔软体操，运动...

Callisthenics can improve joint flexibility and muscle tone.体操能提高关节的柔韧性和肌肉的和谐性.There are three main groups of exercises: aerobic exercises, callisthenics and anaerobic exercises.主要有三种运动: 有氧运动 、 体操和无氧运动....

callisthenics的音标：callisthenics的英式发音音标为：[ˌkælɪs'θenɪks]callisthenics的美式发音音标为：[ˌkælɪs'θenɪks]...