Traditional: 發病
发病 (fā bìng) means “(of an illness) to occur; (of a person) to get sick; to fall ill; onset (of a medical condition)”. It is an HSK 6 Chinese word (traditional 發病) in the HSK 3.0 vocabulary.
这种疾病一般在冬季发病。
Zhè zhǒng jíbìng yìbān zài dōngjì fā bìng.
This disease usually occurs in winter.
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