fit.ness
n.(名词)The state or condition of being physically fit, especially as the result of exercise and proper nutrition.健康:尤指因锻炼和合适营养造成的生理上的健康状况n.attributive.(定语名词)Often used to modify another noun:常用于修饰另一个名词:例句:fitness equipment; fitness centers.健身器材;健身中心