词汇	maintain vitality
释义	maintain vitality 保持活力给予肯定评价
随便看	Different Behavior Modes of Employees different behaviors in the class different bin type different biopsy method different body different body condition different boundary condition different boundary restraints different brackets different brain regions different brain rigions different branch angle different branches different brands of cigarettes different building shape different business occasions Different but appropriate different cad systems different camps different campus different cases different categories of human life different categories of samples different categories of soil different category