HSK 7-9
垮
kuǎ动
to collapse (lit. or fig.)
连续亏损让那家公司垮了。
Liánxù kuīsǔn ràng nà jiā gōngsī kuǎ le.
Continuous losses caused that company to collapse.
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Appears across levels (7-9) in the HSK 3.0 word list.