HSK 7-9
剧变
jùbiàn动
to change dramatically; radical change
新技术引发行业结构剧变。
Xīn jì shù yǐn fā háng yè jié gòu jù biàn.
New technology triggered a dramatic change in the industry's structure.
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Appears across levels (7-9) in the HSK 3.0 word list.