Unverified82% confidenceTradeoffTime unknown
拉绳触发设计适合跌倒后手够不到按钮的情况，但绳子长期处于潮湿环境可能老化变脆，需定期检查或更换拉绳
1
Sources
82%
Confidence
Long-term
Relevance
-
First Seen
Sources
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