疏於防範 Save Sign in to save words Simplified: 疏于防范 shūyúfángfàn ㄕㄨ ㄩˊ ㄈㄤˊ ㄈㄢˋ to neglect to take precautions relaxed vigilance Character by character 疏(shū)surname Shu 於(yú)in 防(fáng)protect 範(fàn)pattern A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0