•He was happily married with two young children.他婚姻美满，并育有两个小孩。

•She munched happily on her chocolate bar.她高兴地嚼着巧克力。

•I'd happily offer to help him if I thought it would make any difference.如果我觉得自己能发挥一些作用，我会很愿意帮助他。

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•Happily, the weather remained fine throughout the afternoon.幸运的是，整个下午天气一直都很好。