HSK 7-9
波及
bōjí动
to spread to; to involve; to affect
停电影响已波及附近三个区。
Tíng diàn yǐng xiǎng yǐ bō jí fù jìn sān gè qū.
The effects of the power outage have spread to three nearby districts.
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Appears across levels (7-9) in the HSK 3.0 word list.