Unverified80% confidenceDecision RuleTime unknown
选购看包装表面菌膜：优质纳豆表面覆均匀白色菌膜、拉丝绵密丝长，若出现异常黏液、酸腐味或颜色发暗则为变质
1
Sources
80%
Confidence
Long-term
Relevance
-
First Seen
Sources
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