Chinese translation of 'keep fit'

• mixed blessing
• mixed bud
• mixed bunch
• mixed crystal
• mixed doubles
• mixed drink
• mixed economy
• mixed-economy
• mixed emotions
• mixed farm
• mixed farming
• mixed-flow turbine
• mixed forest
• mixed fortunes
• mixed grill
• mixed language
• mixedly
• mixed marriage
• mixed-marriage
• mixed martial arts
• mixed media
• mixed metaphor
• mixedness
• mixed number
• mixed picture