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目を輝かす, めをかがやかす
1. to have sparkling eyes, to have shining eyes, to have a gleam in one's eyes
tbd
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