with perkiness 带着活泼的样子
full of perkiness 充满活力
note of perkiness 活泼的语调
display of perkiness 展现出精神焕发
1. Her eyes were bright with perkiness after a good night's sleep.
睡了一晚好觉后，她的眼神显得精力充沛。
2. The children's perkiness was contagious, making the whole classroom lively.
孩子们的活泼劲很有感染力，让整个教室都活跃起来。
3. There was a hint of perkiness in his voice that surprised his tired boss.
他声音里透着的一丝轻快让疲惫的老板感到惊讶。
4. She hid her fatigue behind a mask of professional perkiness.
她用职业化的精神面貌掩饰着疲惫。
A: You look great today. Where did you get that energy?
A：你今天看起来棒极了。你哪来这么多精力？
B: I just had a great weekend. This is just natural perkiness.
B：我周末过得很好。这只是自然的精力充沛。
1) 活泼；朝气
2) 精神焕发
3) 轻快的神态
1. 精力充沛；活泼；欢快
e.g.
She greeted us with unexpected perkiness.
她以出乎意料的活泼态度向我们打招呼。
noun
1. A cheerful and energetic state of mind; liveliness.
Synonym: energy, vitality, liveliness, bounce