HSK 7-9
焕发
huànfā动
to shine; to glow; to irradiate; to flash
新校长上任使旧社团焕发生机。
Xīn xiào zhǎng shàng rèn shǐ jiù shè tuán huàn fā shēng jī.
The old club gained new vitality after the new principal took office.
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Appears across levels (7-9) in the HSK 3.0 word list.