[KongchangAI]
Unverified75% confidenceFactTime unknown

翻转顺畅度是核心体验:颈口设计不合理的劣质沙漏会出现沙流忽快忽慢、中途停顿或需拍打才继续;购买后首次测试若空瓶那侧沙面不平整下落,说明沙量或颈口不达标

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75%
Confidence
Long-term
Relevance
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