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旺盛， おうせい
1. lively, vigorous, energetic, healthy, avid (e.g. desire), rich (e.g. imagination)
2. full of (energy, appetite, curiosity, etc.), brimming with
旺盛：充满活力、精力充沛、精力旺盛、身体健康；热切(例如：渴望)；丰富(例如：想象力丰富)；充满(活力、食欲、好奇心等)，洋溢着
は
1. indicates sentence topic
2. indicates contrast with another option (stated or unstated)
3. adds emphasis
指示句子的主题；表示与另一选项（无论是否明确提及）形成对比；表示强调
