exuberance /iɡˈzju:bərəns/ n. [u] 兴高采烈，活跃：She was laughing from the sheer exuberance of the performance.那个十分生动的表演让她开怀大笑。He has to learn to curb his natural exuberance.他得学会抑制他天生旺盛的精力。