vigorous

• 旺盛的精力

  energetic vigour

• 旺盛的革命精神

  exuberant revolutionary spirit

• 旺盛的劳动热情

  strong enthusiasm for work

• 士气旺盛

  have high morale

• 花园里的花开得十分旺盛。

  The flowers in the garden were in vibrant bloom.

• 我国人民以旺盛的热情建设自己的国家。

  The Chinese people are building up their nation with enthusiastic zeal.