Unverified75% confidenceDecision RuleTime unknown
金属挂架若挂钩表面为普通电镀而非哑光喷涂或树脂包胶，长期悬挂会加速银饰氧化发黑并磨损镀金层，贵重首饰应选木质或包胶挂钩
1
Sources
75%
Confidence
Long-term
Relevance
-
First Seen
Sources
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