Unverified70% confidenceTradeoffTime unknown
音量可调性与耐摔性存在矛盾:带物理旋钮/多档位调节的玩具接口和结构更脆弱,而全密封无按键的婴儿摇铃更耐摔但音量固定
1
Sources
70%
Confidence
Long-term
Relevance
-
First Seen
Sources
Related Entities
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