HSK 7-9
蓬勃
péngbó形
vigorous; flourishing; full of vitality
当地旅游业正蓬勃发展。
Dāngdì lǚyóuyè zhèng péngbófāzhǎn.
The local tourism industry is flourishing.
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Appears across levels (7-9) in the HSK 3.0 word list.