Unverified82% confidenceDecision RuleTime unknown
选择耐咬玩具遵循'指甲测试'：用指甲能压出明显凹痕的偏软适合幼犬/老年犬，压不动的偏硬适合强力咀嚼者，硬度应低于犬牙齿硬度以防断牙
1
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82%
Confidence
Long-term
Relevance
-
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