预防 Traditional (Taiwan): 預防 On the HSK 3 vocabulary list, at CEFR level B1. yùfáng ㄩˋ ㄈㄤˊ to prevent to take precautions against to protect to guard against precautionary prophylactic Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0 国际中文教育中文水平等级标准, 中华人民共和国教育部, MIT