She cracked a smile that told her joy.
她绽放出笑容，显露出内心的欢乐。
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今天的几个句子是有关欢乐的：1. Joy and grief were mingled in the cup. 欢乐和悲哀掺和在一杯酒里。2. Our joy knew no bounds. 我们的欢乐无止境。3. The young people made merry at the picnic. 这些年轻人在野餐时尽情欢乐。
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