jié / rì / guǎng / chǎng / shàng / rén / shēng / dǐng / fèi / dào / chù / dōu / shì / huān / xiào / shēng

节日广场上人声鼎沸，到处都是欢笑声。

The festival square was filled with a lively hubbub and laughter everywhere.