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元気いっぱい， 元気一杯， げんきいっぱい
1. brimming with health (vigor, vigour), full of vitality, full of health
精力充沛，生机勃勃，健康满溢
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
